A force F is needed to stop a body moving at 1 m s⁻¹ within distance x. If the speed becomes 3 m s⁻¹, the force needed to stop in the same distance is:

Physics · Newtons law of motion and Friction · newton second law and problem based on it

JEE MainsNEET

A force F is needed to stop a body moving at 1 m s⁻¹ within distance x. If the speed becomes 3 m s⁻¹, the force needed to stop in the same distance is:

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