Physics, asked by abhishekin844, 1 year ago

The length of second hand watch is 1cm the change in velocity of its tip
in 15sec

Answers

Answered by rajiv08

In 15 second the angle became 90 degree and the figure we found is quadrant of a circle of radius 1cm

So, length = pi*r/2

= 3.14*1/2

= 1.57cm

abhishekin844: Answer is 0.14

rajiv08: sorry

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