Class 11

Newton's Laws of Motion and Friction question bank (Physics)

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Q1.

The displacement versus time graph for a body moving in a straight line is shown in the figure. Which of the following regions represents the motion when no force is acting on the body?

figure

(A)
$ab$
(B)
$bc$
(C)
$cd$
(D)
$de$
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Q2.

$A$ stone tied to a string is rotated in a circle. If the string is cut,the stone flies away from the circle because

(A)
$A$ centrifugal force acts on the stone
(B)
Of its inertia
(C)
$A$ centripetal force acts on the stone
(D)
Reaction of the centripetal force
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