II.Assertion-Reason Questions
Note: Read the Assertion and the Reason statements carefully and mark the correct option out of the
following options:
(a) If both the assertion and the reason are true and reason is correct explanation of the assertion.
(b)If both the assertion and the reason are true and reason is not the correct explanation of the
assertion.
(c) If the assertion is true but the reason is false.
(d)If both the assertion and the reason are false.
1. Assertion: -A straw acquires electrostatic charge after it has been rubbed with a sheet of paper.
Reason: - This is due to the magnetic force.
2. Assertion: - Objects or things fall towards the earth when thrown upward.
Reason: - This is due to the fact that force of gravity acts on all the objects.
3.Assertion: -The force exerted by a magnet is an example of a non-contact force.
Reason: - As magnet can attract magnetic materials.
4.Assertion: A moving ball comes to rest after some time.
Reason: - A moving ball comes to rest after some time as force of friction acts on the ball.
5. Assertion: -Muscular force is a contact force.
Reason: - This is due to the fact that muscular force is caused by the actions of muscles.
Answers
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Answer:
1 D 2 A 3 B 4 A 5 A
Explanation:
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