An object is moving with uniform speed in a circle of radius 7, m . Calculate distance and displacem

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7. MOTION

easy

An object is moving with uniform speed in a circle of radius $7\, m .$ Calculate the distance and displacement when it completes half the circle. What type does the object possess ?

Option A

Option B

Option C

Option D

Solution

When it completes half cycle, then

Distance $=\pi R =\frac{22}{7} \times 7=22 m$

Standard 9

Science

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