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A bullet loses 1/20 of its velocity after penetrating a plank.How many planks are required to stop the bullet
Options
(a) 6
(b) 9
(c) 11
(d) 13
Correct Answer:
9
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 Young’s double slit experiment with sodium vapour lamp of wavelength
- In Raman effect, Stoke’s lines are spectral lines having
- In a potentiometer experiment two cells of e.m.f. E₁ and E₂ are used in series
- Consider two concentric spherical metal shells of radii r₁ and r₂( r₂>r₁). If the outer
- Two identical charges repel each other with a force equal to 10 mgwt they are 0.6 m
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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