A point on the periphery of rotating disc has its acceleration vector making on angle 30 o with velocity vector, then the ratio of magnitude of centripetal acceleration to tangential acceleration is

Question

A point on the periphery of rotating disc has its acceleration vector making on angle 30 o with velocity vector, then the ratio of magnitude of centripetal acceleration to tangential acceleration is, sin ⁡ 30 o, cos ⁡ 30 o, tan ⁡ 30 o, none of these

MARKS App · Accepted Answer

From the diagram, a N a t = tan ⁡ θ = tan ⁡ 30 o

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