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A small ball is suspended by a string fr...

A small ball is suspended by a string from the ceiling of a car. As the car accelerates at a rate ‘a’ the string makes an angle '/theta' with the vertical in equilibrium. Then the tension in the string is :

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The correct Answer is:
B
`T = (mg)/(cos theta) = (8)/(5) N`
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VMC MODULES ENGLISH-DYNAMICS OF A PARTICLE-LEVEL 1
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