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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
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Subject: Physics
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A spring of spring constant 5 x 10³ Nm⁻¹ is streched intially by 5 cm from
- A plumb line is suspended form a ceiling of a car moving with horizontal acceleration
- Four point masses, each of value m, are placed at the corners of a square ABCD
- A tyre filled with air (27° C and 2 atm) bursts. The temperature of air is (ˠ=1.5)
- Nickel shows ferromagnetic property at room temperature. If the temperature is
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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