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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
- The de-broglie wavelength of an electron in 4th orbit is
- A Galilean telescope has an objective of focal length 100 cm and magnifying power 50
- Moment of inertia, along the diameter of a ring is
- When photons of energy hν fall on an aluminium plate (of work function E₀),
- A coil of 40 henry inductance is connected in series with a resistance of 8 ohm
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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