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Curvilinear Motion:

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Curvilinear Motion: Position, Velocity & Acceleration

• 곡선운동(curvilinear motion)

• 위치벡터(Position vector)

• 순간속도(instantaneous velocity)

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Curvilinear Motion: Position, Velocity & Acceleration순간가속도

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Rectangular Components of Velocity & Acceleration

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Rectangular Components of Velocity & Acceleration

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예제 1.8

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예제 1.8

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example

= ?

vo

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1.14 Radial and Transverse Components

er

e

O x

(t)

rP/O

(t)

r(t)

P

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1.14 Radial and Transverse Components

1

(t)

er()

er()

e()

e()

er

e

(t)

1

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1.14 Radial and Transverse Components

1

(t)

er()

er()

e()

e()

er

e

(t)

1

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r

v

r

a

ar

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예제 1.12

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a)

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b)

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c)

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1.13 Tangential and Normal Components

s(t)

et(s1)

et(s2)

en(s1)en(s2)

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et(s+s)

et(s)

rs

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en(s+s)

s=

et(s)

en(s)

et(s+s)

et(s)

et(s + s)

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et

en

er

e

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예제 1.10

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