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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
- Two identical long conducting wires AOB and COD are placed at right angle
- A body of mass 2 kg travels according to the law x(t)=pt+qt²+rt³
- Two radioactive materials X₁ and X₂ have decay constants 5λ and λ respectively
- A particle has initial velocity (3i + 4j) and acceleration (0.1 i+0.3j). It’s speed after 10s
- For a wave propagating in a medium, identify the property that is independent
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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