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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
- The particle executing simple harmonic motion has a kinetic energy K₀cos²ωt.
- In a series resonant LCR circuit, the voltage across R is 100 volts and R =1kΩ
- A uniform force of (3i + j) newton acfs on a particle of mass 2kg
- If an electron and a positron annihilate, the energy released is
- A nucleus with mass number 220 initially at rest emits an α-particle. If the Q-value
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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