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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
- If a spring of spring constant k stretched by a length x under tension T, the energy
- Which of the two have same dimensions?
- Two metal rods 1 and 2 of same lengths have same temperature difference
- The alternating current in a circuit is given by I=50 sin314t. The peak value
- A step down transformer is used on a 1000 V line to deliver 20 A at 120 V
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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