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S5PCBa,b,c and S5PCM- PHYSICS HOLIDAYS’ WORK/100MARKS

NOTE: SUBMISSION WILL BE COMPULSORY; TEACHER: S. LEON (+250)783884498(whatsapp)

PART I: FROM QUESTION1 TO QUESTION10, CHOOSE CORRECT ANSWER/ 10MARKS

QUESTION1

QUESTION2:

QUESTION3:

An object oscillating in simple harmonic motion has a time period T. The first graph

shows how its displacement varies with time. Which of the subsequent graphs, A to D,

show how the kinetic energy, Ek, of the object varies with time?

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QUESTION4:

The Ratio of the frequency of the damped vibration,𝑓𝑑 to the frequency, 𝑓0 of

undamped/free vibration is given by

A. 𝑓𝑑

𝑓0= √1 − (

𝛿

𝜔0)2

B. 𝑓𝑑

𝑓0= √1 − (

𝜔0

𝛿)2

C. 𝑓𝑑

𝑓0= √1 − (

𝑏

𝜔0)

2

D. 𝑓𝑑

𝑓0= 𝑇0√1 − (

𝛿

𝜔0)2

QUESTION5:

QUESTION6:

QUESTION7:

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QUESTION8:

The figure below shows the classes of damped oscillations,

Then, which statement is correct?

A. 1=underdamped oscillation, 2=critical damping, 3= overdamped oscillation.

B. 1= overdamped oscillation, 2= underdamped oscillation, 3= critical damping.

C. 1=critical damping, 2= underdamped oscillation, 3= overdamped oscillation.

D. 1= critical oscillation, 2=overdamped damping, 3= underdamped oscillation.

QUESTION9:

Four pendulum A, B, C and D are suspended from the same elastic support as shown

below. A and C are of the same length, while B is smaller than A and D and is larger than

A.

If A is given a transverse displacement,

A. D will vibrate with maximum amplitude.

B. C will vibrate with maximum amplitude.

C. B will vibrate with maximum amplitude.

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D. All of the four will vibrate with equal amplitude.

QUESTION10

PART II: STRUCTURED QUESTIONS: PERFORM ALL QUESTIONS/90MARKS

QUESTION11:

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QUESTION12:

QUESTION13:

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QUESTION14:

QUESTION15:

QUESTION16:

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QUESTION17:

QUESTION18:

QUESTION19:

GOOD LUCK!!