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A vertical spring with force constant k is fixed on a table. A ball of mass m at a height h above the free upper end of the spring falls vertically on the spring so that the spring is compressed by a distance d. The net work done in the process is
Options
(a) mg(h+d)-1/2 kd²
(b) mg(h-d)-1/2 kd²
(c) mg(h-d)+1/2 kd²
(d) mg(h+d)+1/2 kd²
Correct Answer:
mg(h+d)-1/2 kd²
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Laws of Motion
(103)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A particle moving along a straight line OX.At a time (in second ) the distance
- To what temperature should the hydrogen at room temperature (27°C) be heated at constant
- A spherical conductor of radius 2 m is charged to a potential of 120 V. It is now
- A light whose frequency is equal to 6.0 x 10¹⁴ Hz is incident on a metal
- The component of vector A=2i+3j along the vector i+j is
Topics: Laws of Motion (103)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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