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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
- Complete the reaction: ₀n¹+ ₉₂U²³⁵→₅₆Ba¹⁴⁴+……..+3n
- In Bohr model of hydrogen atom, the force on the electron depends on the principal
- A spring balance is attached to the ceiling of a lift.A man hangs his bag on the spring
- If a wire is stretched to four times its length, then the specific resistance
- Excitation energy of a hydrogen like ion, in its first excitation state, is 40.8 eV.
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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