Which of the following is incorrect about non-uniform circular motion (ac = centripetal acceleration, at = tangential acceleration)?

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v→⋅ω→=0

a→c⋅v→=0

ω→⋅a→c=0

v→⋅a→t=0

answer is D.

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Detailed Solution

v→ and a→t, are along tangent and ω→ is perpendicular to plane of circular motion

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