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A shell of mass 200 g is ejected from a gun of mass 4 kg by an explosion that generates 1.05 kJ if energy. This initial velocity of the shell is:
Options
(a) 100 ms⁻¹
(b) 80 ms⁻¹
(c) 40 ms⁻¹
(d) 120 ms⁻¹
Correct Answer:
100 ms⁻¹
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Work Energy and Power
(94)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Electrons with energy 80 keV are incident on the tungsten target of an X-ray tube.
- A bullet loses 1/20 of its velocity after penetrating a plank.How many planks
- Photoelectric emision occurs only when the incident light has more than a certain minimum
- An engine is moving towards a wall with a velocity 50 ms⁻¹ emits a note of 1.2 kHz.
- A spherical drop of capacitance 1μF is broken into eight drops of equal radius.
Topics: Work Energy and Power (94)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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