Estimation & Costing [15ME61T] · Estimation & Costing [15ME61T] Question Bank – Unit Wise...

Estimation & Costing [15ME61T]

Question Bank – Unit Wise Department of Mechanical Engineering , Jain Polytechnic, Belagavi

Unit – 1 Introduction to Estimation & Costing

S

No Questions Marks Appeared in

1 List the essential qualities of an estimator 5 May2018/

Nov 2018

2 Define depreciation and list the various methods of calculating depreciation. 5 May2018

3 Explain the sources of errors in estimating. 5 Nov2018

4 List any 5 function of an estimator. 5 May 2019

5 Explain the “Diminishing balance method” of calculating depreciation. 5 May 2019

6

a)A machine is purchased for Rs 5,00,000 .The estimated life of machine is

15years and scrap value is Rs 1,00,000.If the rate of interest on the

depreciation fund is charged at 5% per annum, calculate the rate of

depreciation by sinking fund method.

5 May 2018

6

b) The cost of a machine is Rs. 16,00,000 and its scrap value is Rs

4,00,000.determine the depreciation charges for each year,if the estimated

life of the machine is 4 years ,by sum of the years digit method.

5 May 2018

7

The catalogue price of a milling machine is Rs 18000/- and allowable

discount to the distributor is 20% of catalogue price.The sum of

administrative and selling expenses is equal to the factory cost.The material

cost,labour cost and factory expenses are in the ratio of 1:3:2.If the cost of

labour on the manufacturing of the machine is Rs 3000/- Determine the

profit or loss realizesd in each milling machine.

10 Nov2018

8

An industrial plant with initial value of Rs. 20000/- has a salvage value of

Rs2000/- at the end of 20 years, but sold for 14500/- at end of 10years. What

is the profit or loss to the owner, if sinking fund method @ 8%. is adopted.

10 Nov2018

9

An industrial plant with initial value of Rs. 4,00,000/- has a salvage value of

Rs 50000/- at the end of 25 years, but sold for 2,60,000/- at end of 10years.

What is the profit or loss to the owner, if sinking fund method @ 8%. is

adopted.

10 May 2019

Prepared by: Gajanan Desurkar



10

A factory is producing 1000 bolts and nuts per hour on a machine .Its

material cost is Rs 375/- labour cost is Rs 245/- and the direct expenses is Rs

80/-.The factory cost is 150% of the total labour cost and office on-cost is

30% of the total factory cost. If the selling price of each bolt and nut is Rs

1.30 calculate whether the management is going in loss or gain and by what

amount.

10 May 2019

11

Define the following terms :

(a) Depreciation

(b) Estimation

5 Nov 2019

12 Explain straight line method of calculating depreciation 5 Nov 2019

13

A lathe is purchased for Rs. 80,000. The assumed life is 10 years and scrap

value is Rs. 8,000. If the depreciation is charged by diminishing balance

method. Determine the rate by which the value of lathe is reducing every

year and estimate the depreciation fund after 2 years

10 Nov 2019

UNIT – 2 Estimation of materials cost

1 Draw a block diagram to illustrate the relation between elements of cost and

components of cost. 5

May 2018/

Nov2018

2 Draw a diagram to illustrate break-even point. 5

May 2018/

Nov2018/

May 2019

3 Define Direct expenses and Indirect Expenses. 5 May 2019

3

A small firm is producing 1000 pens per day. Direct Material Cost Rs. 1,600,

Direct Labour Cost Rs 2,000, Factory Overheads Rs 2,500. If the Selling On-

cost is 40 %of the factory cost, what must be the selling price of each pen to

realize a profit of

14.60% of the selling price ?

5 May 2018



4.

Determine the weight of 100 articles of mild steel as shown in fig. take

density of mild steel as 7.8gm/cc

10 Nov2018

5

Estimate the material cost of an engine flywheel,from the following data

Outside diameter of the rim=100cm

Inside diameter of the rim=80cm

Width of the rim=15cm

Outside diameter of the hub=20cm

Inside diameter of the hub= 10cm

Length of the hub=10cm

Number of arms=4

Section of arms-elliptical=7cm*4cm

Density of material=8gm/cc

Cost of material=Rs 60per kg.

Neglect tapering of the arms.

5 May 2018

6

Estimate the volume of material required for manufacturing 100 pieces of

shaft as shown in fig.The shafts are made of M.S. weighs 8gm/cc and cost Rs

60per kg.Calculate also the material cost for such shafts.

10 May 2019

7 2. Define the following terms : a)Fixed expenses b)Variable expenses 5 Nov 2019

8 Explain the various components of cost 5 Nov 2019

9

Find the total cost of two products A & B of on cost is 60% of prime cost. The

product A has Rs. 200 as direct material and Rs 400 as direct labour cost,

while the product B has Rs 300 as direct labour cost and Rs 300 as direct

material cost.

10 Nov 2019



10

Estimate the weight of cost iron used for manufacturing the step pulley figure.

Assume density of cast iron as 7.2 gm/cc

10 Nov 2019

UNIT-3 Estimation of Cost in machine shop

1 Define cutting speed, teed and depth of cut, for lathe operations. 5

May 2018/

Nov2018/

May 2019

2 Explain the procedure of estimating the machining time for milling operation. 5 Nov2018/

May 2019

3 Explain the various operation time to be considered for estimation of

Machining time. 5 May 2019

3

A 15cm long M.S. bar is to be turned from 4cm diameter in a single cut in

such a way that for 5cm length its diameter is reduced to 3.8cm and remaining

10cm length is reduced to 3.4cm.estimate the total time required for turning

it,assuming cutting speed as 30m/min feed as 0.02cm/rev and time required

for setting and mounting of the job in a three jaw chuck is 30sec.Neglect the

tool setting time.

10 Nov2018

4

(a) A MS bolt of 20 mm diameter is rotating at 500 rpm. How much

machining time is required to make 45° chamfer by 5 mm ? Assume Feed =

0.2 mm/rev.

10 May 2018



(b) Find the time required to drill 6 holes in a casted flange each of 10 mm

depth and hole diameter = 15 mm. Assume cutting speed = 20 m/min and

Feed = 0.2 mm/rev.

5

(a) Estimate the time required for cutting 3 mm pitch threads on a mild steel

bar of 28 mm diameter and 80 mm long. Assume cutting speed for threading =

15 m/min.

b) Estimate the time required to prepare a square prism on a milling machine

from a round block of 90 mm length and 40 mm diameter. Assume Feed = 25

mm/min and Set up & Indexing time = 15 min.

10 May 2018

6 Find the time required for shaping a block of 40cm*20cm size in two cuts

.Assume a feed of 0.6mm/stroke and cutting speed of 15m/min. 5 May 2018

7

A 30 X 6 cm CI surface is to be faced on milling machine with a cutter having

a diameter of 10 cm and 18 teeth. If the cutting speed and feed are 40m/min

and 6 cm/min respectively, determine the milling time, rpm of the cutter and

feed per tooth.

10

Nov2018

8

(a) A CI rectangular block of 100 mm x 30 mm is required to be shaped to

reduce the thickness from 15 to 13 mm in one cut. Determine the time

required for shaping, if Cutting Speed = 20 m/min, Feed = 0.2 mm/stroke and

Cutting Time ratio = 3/5, ' 5

(b) Find the time required for doing rough grinding of a 150 mm long steel

shaft to reduce its diameter from 40 to 38 mm with a grinding wheel of 20 mm

face width. Assume cutting speed =15 m/min and Depth of cut = 0.25 mm.

10 May 2018

9 Calculate the time required for drilling a component as shown in fig. Assume

the cutting speed as 22m/min and feed as 0.2mm/rev. 10 May 2019

10 List the various operations performed in machine shop (any 10), 5 Nov 2019

11 Explain the procedure of estimating the machining time for turning operation 5 Nov 2019

12 Explain the procedure of estimating the machining time for tapping operation 5 Nov 2019

13 Calculate the time required to turn a stepped shaft to the dimensions shown in

figure. from MS stock of 40 mm dia. neglecting facing and setting up time, the 10 Nov 2019



depth of cut should not exceed 2.5 mm. Assume the cutting speed to be 20

m/min and feed to be 0.3 mm/rev for each cut.

14

Calculate the time for tapping of 20 mm dia. hole with 3 mm pitch tap on MS

plate upto a depth of 30 mm. Assume the cutting speed as 10 m/min and also

the return speed of tap as 2 times the cutting speed.

10 Nov 2019

Unit - 4 Estimation of Cost in Welding & Sheet metal shop

1 Explain the types of sheet metal joints. 5 May 2018

2 Explain any five sheet metal operations. 5 Nov2018

3 Explain the steps invoved in estimation of welding time. 5 May 2019

4

Estimate the cost of welding two flat pieces of MS 50 cm x 6 cm x 1 cm size

to form an angle of 90° by oxy-acetylene gas welding. Welding is on both

sides. Neglect edge preparation.

Cost of oxygen=Rs 250/m3

Cost of acetylene =Rs 1200/ m3

Density of filler rod=8gm/cm3

Cost of filler rod=Rs 100/kg

Oxygen consumption=0.8 m3 /hr

Acetylene consumption=0.5 m3

/hr

Filler rod diameter =5mm

Length of filler rod=5m/m-weld

Welding speed=20min/m-weld

10 May 2018



Welding is on longer edge of plates.

5

Estimate the cost of linear welding two flat pieces of MS 45 cm x 6 cm x 1

cm size to form an angle of 90° by oxy-acetylene gas welding. Welding is on

both sides. Neglect edge preparation.

Cost of oxygen=Rs 10/m3

Cost of acetylene =Rs 60/ m3

Density of filler rod=7gm/cm3

Cost of filler rod=Rs 12/kg

Oxygen consumption=0.7 m3 /hr

Acetylene consumption=0.5 m3

/hr

Filler rod diameter =5mm

Length of filler rod=4.5m/m-weld

Welding speed=30min/m-weld

10 Nov2018

6

A cylindrical boiler drum 2.5m *1 m dia is to be made from 15mm thick

m.s.plates.Both the ends are closed by welding circular plates to the

drum.Cylindrical portion is welding along the longitudinal seam.welding is

done both on inner and outer sides.Calculate electric welding cost usng the

following data.

i)Rate of welding =2m/hr.on inner side and 2.5m/hr on outer side.

ii)Length of electrod required =1.5m/m of welding

iii)Cost of electrodes=Rs 2.60/m

iv)Power consumption=4kWh/m of weld.

v)Power charges=25paise/kWh

vi)labour charges=Rs 4/hr

Vii)Other Overhead charges=100% of prime cost.

viii)Discarded electrodes=5%

ix)Fatigue and setting up time =5% of welding time.

10 May 2019



7

Estimate the cost of metal sheet for preparing a funnel as show in figure.

Assume the wastage of metal as 10% and cost of sheet as Rs.50/m3.

8

A container open on one side of size 0.5m x 0.5m x I in height is to be made

from plates of 10 mm thickness. Joints are to be welded on inner sides only.

Estimate the

cost of container from the following data :

Density of plate metai = 8 gm/cc

Cost of plate = Rs 60/kg

Plate metal scrap = 5 % of material

Cost of labour = 10 % of total material cost

Cost of welding material = Rs100/m-weld

10 May 2018/

9

A container open on one side of size 0.5m x 0.5m x I in height is to be made

from plates of 6 mm thickness. Joints are to be welded on inner sides only.

Estimate the

cost of container from the following data :

Density of plate metai = 8 gm/cc

Cost of plate = Rs 4/kg

Plate metal scrap = 5 % of material

Cost of labour = 10 % of total material cost

Cost of welding material = Rs 5/m-weld

10 May 2019



10 Explain the factors affecting the welding cost. 5 Nov 2019

11

Calculate the time required for making an open tank of size 40 x 40 x 40 cm

by gas welding with size of sheet used is 50 x 40 x 0.3 cm. Welding is to be

done on inner sides only. Assume fatigue allowances as 5%. Take welding

speed as 12 min/m.

10 Nov 2019

12

An open water tank 1 m x 1 m x 2.5 m height is to be fabricated from MS

plate of 2.5 cm thick. Estimate the cost of tank from the following data :

Density of MS = 8 gm/cc ; |

Cost of MS plate = Rs 67kg

Cost of fabrication = 25% of material cost

Cost of welding = Rs 0.25 per cm length

Factory overheads charges = 30% of prime cost

Sales overheads = 20% of manufacturing cost

Profit = 25% of total cost

10 Nov 2019

UNIT –5 Estimation of Cost in Forging shop & Foundry Shop

1 Explain the pattern allowances 5 Nov2018,

Nov 2019

2 Explain the forging losses to be considered while estimating. 5 May 2019

2

Estimate the weight of 100 hexagonal headed bolts of 20 mm diameter and

250 mm long, if the material weighs 8 gm/cc. Thickness of bolt head =

diameter of bolt. Also calculate the cost of material, if its rate is = 60/kg.

10 May 2018



3

Estimate the length and weight of 12mm diameter stock required to hand forge

1000 snap head rivets of 1.2 cm diameter shank 0.75cm height of head and

segment of head forming from the sphere of 2cm dia.Assume density as

8gm/cc sale loss as 6% and shear loss 5%.What is the length of rivet shank?

10 Nov2018

4

Estimate the cost of 100 Cast Iron pulleys, for the following data Cost of

material = Rs 100/kg

Moulds prepared/worker/day = 15

Melting charges= 30 % of material cost

Moulder wages/worker= Rs 1000/day

Density of Cast iron= 7 gm/cc

Overhead charges= 20 % of material cost

Volume of material required/pulley = 1000 cm3

10 May 2018

5

Estimate the cost of 1000 Cast Iron pulleys, for the following data Cost of

material = Rs 20/kg

Moulds prepared by a pair of wokers per day= 25

Wages paid to the worker per day=Rs 40

Wages paid to the helper per day=Rs 40

overhead charges= 30 % of metal cost

Melting charges= 20 % of metal cost

Density of Cast iron= 7.2 gm/cc

10 Nov2018/Ma

y 2019



Machinig Allowance=2mm

6

Estimate the size of the stock and weight of material required to forge

as shown in figure. The bar stock diameter is 3 cm

10 Nov 2019

7

Estimate the cost of 2000 CI pulleys as shown in figure. Its surface area to be

machined after casting. The pattern is supplied by the customer itself.

Following data can be used

Cost of metal = Rs 5/kg

Moulds prepared by each worker/day = 20

Melting charges = 20% of metal cost

Machining allowance on each side may be taken as 2 mm

Wages of each moulder = Rs 16/day

Density of CI = 7.2 gm/cc

Overhead charges = 25% of metal cost

10 Nov 2019



UNIT – 6 Process costing & Accounting

1 List the chief non-financial incentives 5 May 2018

2 Distinguish between Manual Tendering and E-Tendering. 5 May 2018/

Nov2018

3 Explain the concept of incentives 5 Nov2018

4 Explain the principle of process costing. 5 May 2019,

Nov 2019

5 Explain briefly any two types of wages. 5 May 2019

Define budget and list the types of budget 5 Nov 2019

COMPUTER INTEGRATED MANUFACTURING (15ME62T)

Question Bank Unit wise- Prepared By Kisan Patil Department of Mechanical Engineering, Jain Polytechnic Belagavi Page 1

Sl.

No Question

Mar

ks Year

Unit - 1- Introduction to CIM &Automation

1 Explain flat and dovetail guide ways 5 APR 18

2 List Ten Strategies for Automation and Production Systems 5 NOV-18, APR 19

3 Identify the benefits of CIM 5 APR 18 NOV-18

4 Explain about the five levels of automation 10 NOV-18, APR 19

5 Define automation and mention its needs 5 APR 19/NOV 19

6 Explain about the main elements of CIM system 5 APR 19

7 Explain about five levels of automation 5 Nov 2019

8 Explain with block diagram the main elements of CIM system 10 Nov 2019

Unit 2: NC &CNC machines.

1 List the advantages and dis-advantages of CNC machines 5 APR-18

2 List the Features of CNC 5 NOV-18/NOV-19

3 Explain three basic components of an NC System 5 APR-18 NOV-18 Nov 2019

4 List Machine Tool Applications of NC system 5 NOV-18

5 List the advantages and dis-advantages of NC machines 5 APR 19

6 Sketch and explain basic components of NC System 5 APR 19

7 Mention the types of NC motion control system 5 APR 19

8 List the difference between NC and CNC system 5 Nov 2019

9 Explain static load, dynamic load in machine structure 10 Nov 2019

Unit 3: Construction of CNC machines.

1 Explain the basic design factors involved in the design of a machine

structure 10 APR-18

2 Explain tool monitoring and tool gauging system 10 APR-18

3 List the important parts and aspects of CNC machines to be considered

in their designing 5 NOV-18

4 Identify the function of ATC in CNC machine 3 NOV-18

5 Compare between direct and indirect measuring system 5 APR-18 NOV-18

6 Recall the necessity of antifriction linear motion guide ways used in

CNC machine tools 5 NOV-18

7 Explain static load, dynamic load and thermal load in machine structure 5 NOV-18

8 Explain the principle of hydrodynamic bearings 5 NOV-18

9 sketch explain a typical machine tool with an automatic pallet changer

(APC) 10

NOV-18

APR-18

10 Make use of sketch explain the working of Antifriction bearings 5 APR-18

11 Explain Direct and Indirect Tool Monitoring System 5 APR 19

12 List the factors considered in the design of guide ways 5 APR 19

13 Explain with a neat sketch Vee and Flat guide ways 5 APR 19

14 List the requirements of Feed drives 5 APR 19

15 Explain Gauging in CNC machines 5 APR 19

16 Sketch and explain Timing belts 5 APR 19

17 Sketch and explain Hydrodynamic bearing 5 APR 19

18 List the important factors to be considers to be while designing

guideways 5 Nov 2019

19 Sketch and explain

a) Hydrostatic bearing b)Hydrodynamic bearing 10 Nov 2019

Unit 4: CNC Part programming

1 Compare between Point-to-Point Versus Continuous Path Control

system 5 NOV-18

2 Compare between tool length compensation and tool radius

compensation 5 APR-18

3 Explain axes and motion nomenclature. 5 NOV-18, APR 19

4 Illustrate the circular interpolation by specifying the radius 5 NOV-18

5 Define CNC part programming 5 NOV-18

6 Explain the co-ordinate system and methods of dimensioning. 5 NOV-18

Prepared By-Kisan M Patil



7 Construct a part programme for the following component shown in

figure

10 NOV-18

Develop a Part Program using subroutine to mill the slots as shown in

figure using absolute mode

10 NOV-18

8 Explain Absolute and Incremental Dimensioning system 5 APR 19

9 Explain Circular Interpolation function 5 APR 19

10 Explain Word addressed format 5 APR 19

11

Construct a part programme for the following component shown in

figure

APR 19

12

Develop a Part Program using subroutine to mill the slots as shown in

figure using absolute mode

APR 19



13 List the methods of dimensioning 5 Nov 2019

14 Explain circular interpolation by specifying radius 5 Nov 2019

15 List the requirements of CNC feed drives.

What are subroutines? And mention their uses 5+5 Nov 2019

16

Write a part programme for turning operation to produce the component

as per the fig. adopt absolute dimensioning system

10 Nov 2019

17

Write the part programme to produce the component as per given fig. by

using subroutines.

10 Nov 2019

Unit 5: Computer aided manufacturing

1 Compare between fixed, programmable and flexible automation system 5 APR-18

2 Define cellular manufacturing and Explain its relevance in modern

manufacturing 5 APR-18

3 Identify the applications of group technology 5 APR-18/NOV-

2019

4 Explain about the OPTIZ coding system generally used in

group technology 10 APR-18, APR 19

5 Define cellular manufacturing 2 NOV-18

6 List the functions of classification and coding system 3 NOV-18

7 Explain the retrieval type of computer aided process planning method 5 NOV-18, APR 19

8 Choose the major elements of FMS 5 NOV-18

9 Identify the advantages and limitations of group technology 5 NOV-18

10 Explain the methodology to be followed for developing a generative

type of computer aided process planning system 10 APR-18

11 List the benefits of Group Technology 5 APR 19

12 Define FMS and list the major elements of FMS 5 APR 19

13 List major elements of FMS 5 Nov-19

14 With block diagram explain developing a Retrieval type of computer 10 Nov 2019



process planning and generative type of computer aided process

planning

Unit 6: Robotics

1 Explain with sketch the SCARA robot 10,5 APR-18, APR 19

2 Explain programming of robots 5 APR-18

3 Explain types of grippers used in industrial robot 5 NOV-18

4 Explain about applications of industrial robot 5 NOV-18

5 List out the key features and specifications required for improving the

performance capability of a robot 5

NOV-18

APR-18

6 Explain Walk through method of Robot programming 5 APR 19

7 Sketch and explain six degrees of freedom in robot arm 5 APR 19

8 Explain different types of control systems used in robot 5 Nov 2019

9

Explain with neat sketch

a) Six degree of freedom of motion in robot

b) Cylindrical co-ordinate robot

10 Nov 2019

Automobile Engineering [15ME63A]

Question Bank – Unit Wise, Prepared by: Mr. Kisan Patil Department of Mechanical Engineering, Jain Polytechnic, Belagavi Page 1

Unit – 1 AUTOMOBILE ENGINE SYSTEM

S

No Questions Marks Appeared in

1 Classify different types of Automobiles 5 APRIL/ MAY

2018

2 Explain with a neat sketch the working of oil control ring 5 APRIL/ MAY

2018,APRIL 2019

3 Compare between Dry liners and Wet liners 5 APRIL/ MAY

2018

4 Identify the different steps involved in Engine disassembly 10 APRIL/ MAY

2018/Nov2019

5 Explain with neat sketch cylinder block 5 APRIL/ MAY

2018

6 List the functions of the piston rings. 5 NOV/DEC 2018

7 Explain the functions of a cam shaft. 5 NOV/DEC 2018

8 Explain the different types of cylinder liners with a neat sketch. 10 NOV/DEC 2018

9 Identify the importance of piston with a neat sketch. 10

NOV/DEC 2018

APRIL/MAY

2019

10 List the functions of cylinder head gasket 4 APRIL/MAY

2019

11 Define piston and mention its functions 5 NOV 2019

12 Explain with a neat sketch the cylinder head 10 NOV 2019

13 Explain with a neat sketch the connecting rod 10 NOV 2019

Unit – 2 TRANSMISSION SYSTEM

1 Explain with neat sketch the working of constant mesh gear box. 5,10

APRIL/ MAY 2018

NOV/DEC 2018

APRIL 2019

2 What is overdrive unit? List its important advantages. 5 APRIL/ MAY 2018

3 (a) a) Explain with neat sketch the working of a differential. 6 + 4 APRIL/ MAY 2018



(b) Explain briefly the Automatic transmission system.

4 (a) Explain the importance of Torque converter with a neat Sketch.

(b) Identify the role of universal joint. 6 + 4 APRIL/ MAY 2018

5 Define clutch and its purpose. 5 NOV/DEC 2018

6 Explain the Front Axle with a neat sketch. 10 NOV/DEC 2018

7 Identify the importance of Differential with a neat sketch. 10 NOV/DEC 2018

8 Compare between live axle and dead axle 5 APRIL/ MAY 2019

Nov 2019

9 Explain with neat sketch the working of differential of an

automobile 5 APRIL/ MAY 2019

10 Explain the front axle and mention its applications 5,10 APRIL/ MAY 2019

NOV 2019

11 Explain the automatic transmission system 5 APRIL/ MAY 2019

12 Explain synchromesh gearbox with neat sketch 5 APRIL/ MAY 2019

13 Explain with neat sketch torque converter 5 APRIL/ MAY 2019

14 List different types of gear boxes 5 NOV 2019

15 Explain synchromesh gearbox with neat sketch 10 NOV 2019

Unit – 3 FUEL SYSTEMS & COOLING SYSTEM

1 List the main components of water cooling system 5 APRIL/ MAY

2018,APRIL 2019

2

(a) Explain with neat sketch the working of A.C. Mechanical pump.

(b) Explain Common Rail Direct Injection (CRDI) system with a

neat sketch

5+5 APRIL/ MAY 2018

APRIL/ MAY 2019

3 Explain different types of cooling system. 5 NOV/DEC 2018

4 Explain the working of SU Electrical Pump with a neat sketch. 10 NOV/DEC 2018

APRIL/ MAY 2019

5 Explain the working of high pressure lubricating system 5 APRIL/ MAY 2019

6 Explain fuel injection pump for diesel engine with sketch 5 NOV 2019

7 Develop a line diagram for fuel supply system for petrol engine 10 NOV 2019

Unit – 4 CONTROL SYSTEM



1 Making use of a sketch explain power steering 5 APRIL/ MAY 2018

2 a)Define: (i) Camber (ii) Caster (iii) Toe-in and Toe-out

b)Explain Anti-lock Braking System (ABS). 6+4 APRIL/ MAY 2018

3 Making use of a neat sketch, explain Disc Brake. 5 APRIL/ MAY 2018

4 List the functions of the steering system. 5 NOV/DEC 2018

5 Explain the working of Drum brake with a neat sketch. 5 NOV/DEC 2018

6 Explain Hydraulic Brakes with a neat sketch. 10 NOV/DEC 2018

Nov 2019

7 Compare disc brake and drum brake 5 APRIL/MAY 2019

8 What are requirement of steering system 5 APRIL/MAY 2019

9 a)Define: (i) Camber (ii) Caster (iii) Toe-in and Toe-out

iv)king pin inclination 5 APRIL/MAY 2019

10 Sketch and explain rack and pinion steering system 5 APRIL/MAY 2019

11 Explain antilock braking system(ABS) 5 APRIL/ MAY 2019

12 List the types of brakes 5 NOV 2019

13 Explain with a neat sketch McPherson suspension system 10 NOV 2019

Unit – 5 SUSPENSION SYSTEMS, WHEELS & TYRES

1 With neat sketch, explain hydraulic telescopic shock absorber. 5,10 APRIL/ MAY

2018,NOV/DEC 2018

2 With neat sketch, explain hydraulic telescopic shock absorber. 5,10 APRIL/ MAY

2019,NOV/DEC 2018

3 List important functions of Suspension system. 5 APRIL/ MAY 2018

4

a)Making use of a sketch, explain wishbone type independent

suspension system

(b) Explain the important of Wheel alignment and Wheel

balance.

6+4 APRIL/ MAY 2018

APRIL/ MAY 2019

5 a)Explain with neat sketch Leaf spring.

b)Explain Tubeless tyre 6+4 APRIL/ MAY 2018



6 List the factors affecting the tyre life 5

NOV/DEC

2018,APRIL/MAY

2019

7 Explain Disc wheel with a neat sketch. 10 NOV/DEC 2018

8 Explain the Tube tyre with a neat sketch. 5 NOV/DEC 2018

9 Explain the elements of suspension system 4 APRIL/ MAY 2019

10 Explain Tubeless tyre 5 APRIL/ MAY 2019

11 Explain Tubeless tyre 5 NOV 2019

11 Explain with neat sketch Leaf spring. 5 NOV 2019

12 Compare disc brake and drum brake 5 NOV 2019

13 Explain with a neat sketch coiled spring 10 NOV 2019

Unit – 6 AUTOMOBILE ELECTRICAL SYSTEMS

1 Explain the working of charging system with a neat sketch.

5 APRIL/ MAY 2018

2 List and explain the important lights used in Automobiles.

5

APRIL/ MAY 2018

NOV/DEC 2018,

APRIL/ MAY 2019

3

a) Develop a simple block diagram of smart wiper control

system and explain,

(b) Explain the importance of Air bags Automobiles

5+5 APRIL/ MAY 2018

4 Explain the working of Magneto Ignition system with a neat

sketch. 10 NOV/DEC 2018

5 Explain the importance of electronic Ignition system in an

automobile 5 NOV/DEC 2018

6 Explain the working of battery ignition system 5 APRIL/MAY 2019

Nov 2019

7 Explain air bags features used in automobile 5 APRIL/ MAY 2019

8 Draw a simple block diagram of smart wiper control system and

explai 5 APRIL/ MAY 2019



9 Explain starting system

Explain air bags features used in automobiles

5

5 NOV 2019

Estimation & Costing [15ME61T] · Estimation & Costing [15ME61T] Question Bank – Unit Wise...

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Transcript of Estimation & Costing [15ME61T] · Estimation & Costing [15ME61T] Question Bank – Unit Wise...