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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 :

A

mg cos `theta`

B

ma sin `theta`

C

`m sqrt(a^(2)+g^(2))`

D

`ma sqrt(a^(2)+g^(2))`

Text Solution

Verified by Experts

The correct Answer is:
C
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