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A spring of spring constant 5 x 10³ N/m is stretched initially by 5 cm from the unstretched position. The work required to stretch it further by another 5 cm is
Options
(a) 18.75 N-m
(b) 12.5 N-m
(c) 6.25 N-m
(d) 25 N-m
Correct Answer:
18.75 N-m
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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- An α-particle of energy 5 MeV is scattered through 180⁰ by a fixed uranium nucleus.
- An object is projected with a velocity of 20 m/s making an angle of 45⁰ with horizontal.
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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
- A uniform rope of length 12 m and mass 6 kg hangs vertically from a rigid support.
- An α-particle of energy 5 MeV is scattered through 180⁰ by a fixed uranium nucleus.
- An object is projected with a velocity of 20 m/s making an angle of 45⁰ with horizontal.
- A force of 10N is applied on a body for 3 sec and the corresponding displacement 6 m.
- A sample of radioactive element has a mass of 10 gram at an instant t=0.
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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