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A spring gun of spring constant 90 N/cm is compressed 12 cm by a ball of mass 16g. If the trigger is pulled,the velocity of the ball is
Options
(a) 50 ms⁻¹
(b) 40 ms⁻¹
(c) 60 ms⁻¹
(d) 90 ms⁻¹
Correct Answer:
90 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
- An electron moves on a straight line path XY as shown. The abcd is a coil adjacent
- The temperature coefficient of a resistance wire is 0.00125 per degree.
- A,B and C are voltmeters of resistance R, 1.5 R and 3R respectively, as shown
- An electron in hydrogen atom makes a transition n₁ → n₂
- A coil has resistance 30 ohm and inductive reactance 20 ohmn at 50 Hz frequency.
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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