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JEE Main Physics question

PhysicsLaws of MotionJEE Main

A pendulum bob hangs from the roof of a car accelerating horizontally with acceleration . If the string makes an angle with the vertical in equilibrium (relative to the car), then

Answer: (A)

Solution

In the car's (non-inertial) frame, the bob is in equilibrium under gravity (downward), tension (along the string), and the

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Question ID VK-157640