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A body is executing circular motion in the vertical plane containing directions. If the direction of velocity V (vector) at the top most point is towards west, if the magnitude of velocity is decreasing with time, what is the direction of angular acceleration A) eastB) westC) north D) south

A body is executing circular motion in the vertical plane containing directions. If the direction of velocity V (vector) at the top most point is towards west, if the magnitude of velocity is decreasing with time, what is the direction of angular acceleration A) eastB) westC) north D) south

Grade:12th pass

1 Answers

Aman yadav
25 Points
6 years ago
Since linear velocity is decreasing with time tangential acceleration must be in east direction and we know that tangential acceleration=(angular acceleration)*RTherefore from right hand rule Angular acceleration is into the plane.Niether north, south, west or east

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