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A bullet emerges from a barrel of length 1.2 m with a speed of 640 ms⁻¹. Assuming constant acceleration, the approximate time that it spends in the barrel after the gun is fired is
Options
(a) 4 ms
(b) 40 ms
(c) 400 µs
(d) 1 s
Correct Answer:
4 ms
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Motion in Straight Line
(93)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- In which process, the P-V indicator diagram is a straight line parallel to volume
- A body is rolling down an inclined plane.If KE of rotation is 40% of KE in a translatory
- The acceleration of an electron in an electric field of magnitude 50 V/cm,
- The ratio of the weight of a man in a stationary lift and when it is moving downwards
- X-rays when incident on a metal
Topics: Motion in Straight Line (93)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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