uniform circular motion

A ball swings in a vertical circle at the end of a rope 1.5 m long. when the ball is 36.9° past the lowest point on its way up, its total acceleration is =( -22.5 i + 20.2 j).at that instant find the magnitude of radial acceleration of the ball.
ans = 29.7 m/s2
plz explain along with the answer

2 Answers

1
nihal raj ·

i got acc. = √914.29 - 96.04 sin236.9°

pritish am i right.....

1
nihal raj ·

solve it i think u will get answer....

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