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Which force can possibly act on a body moving in a straight line?

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in Physics – Class 11 by (74.2k points)
Which force can possibly act on a body moving in a straight line?

(a) Tangential force

(b) Friction force

(c) Centrifugal force

(d) Centripetal force

I had been asked this question during an online exam.

This interesting question is from Introduction to Motion in a Straight Line in chapter Motion in a Straight Line of Physics – Class 11

1 Answer

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Best answer
The correct answer is (b) Friction force

Best explanation: In the physical world, no surface is frictionless. Hence whenever a body moves, the force of friction acts on it. Rest all forces act on the body only when it moves along a curve and not along a straight line.

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