Rajasthan BoardEnglish MediumSTD 9ScienceMotion1 Mark
Question
A body cannot have a:
✓
Answer
constant velocity and a varying speed
Explanation:
Speed of body is magnitude of velocity. So if velocity is only changing direction then speed is constant.
But if speed is changing then velocity have to be varying.
When a body starts moving the incident when t=0 then it have zero velocity but some acceleration is there.
Object moving with constant velocity has zero acceleration but non zero speed.
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