Kinematics Question 333

Question: The velocity-time graph of a body is shown in fig. The ratio of average acceleration during the intervals OA and Ab is

Options:

A) 1

B) 12

C) 13

D) 3

Show Answer

Answer:

Correct Answer: C

Solution:

During OA, acceleration =tan30∘=sm/s2 During AB, acceleration =−tan60∘

=−3 m/s2

Required ratio = 1/33=13

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