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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.
Related Questions: - If force(F),length(L) and time(T) be considered fundamental units, then the units of mass
- When a charged oil drop moves upwards in an electric field,
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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
- If force(F),length(L) and time(T) be considered fundamental units, then the units of mass
- When a charged oil drop moves upwards in an electric field,
- An ideal spring with spring constant K is hung from the ceiling and a block of mass
- Unit of electrical conductivity is
- The time period of a mass suspended from a spring is T. If the spring is cut into four
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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