Class 11

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

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Q1.

$A$ 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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Q2.

$A$ rider on horseback falls when the horse starts running all of a sudden because:

(A)
Rider is taken back
(B)
Rider is suddenly afraid of falling
(C)
Inertia of rest keeps the upper part of the body at rest whereas the lower part of the body moves forward with the horse
(D)
None of the above
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