Radial & Tangential Acceleration for Non Uniform Circular Motion
A 2 kg ston...
Question
A 2kg stone is tied to a string of 2m length & is whirled in a horizantal circle. If the breaking tension of the string is 400N, the maximum velocity of the stone in ms−1 is :
A
40
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B
20
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C
10
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D
50
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Solution
The correct option is A20 Mass of stone(m) = 2Kg,
radius(r) = length of rope =2m,
Maximum tension (Tmax) = 400N
The maximum tension acts as the centripetal force for the circular motion of the stone.