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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
- Initial angular velocity of a circular disc of mass M is ?￢ﾂﾁ.Then, two small spheres
- A boy whirls a stone in a horizontal circle of radius 1.5 m and at height 2.0 m
- A parallel plate capacitor of a capacitance 1 pF has seperation between the plates
- Energy of photon whose frequency is 10¹² MHz will be
- A galvanometer has a coil of resistance 100 ohm and gives a full-scale deflection
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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