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A wire elongates by l mm when a load W is hanged from it. If the wire goes over a pulley and two weights W each are hung at the two ends, the elongation of the wire will be (in mm)
Options
(a) l/2
(b) l
(c) 2l
(d) zero
Correct Answer:
l
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
Related Questions: - A transformer rated at 10 kW is used to connect a 5 kV transmission line to a 240 V
- If sound wave travel from air to water, which of the following remains unchanged?
- Three capacitors of capacitances 3 μF, 10 μF and 15 μF are connected in series
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Topics: Properties of Bulk Matter
(130)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A transformer rated at 10 kW is used to connect a 5 kV transmission line to a 240 V
- If sound wave travel from air to water, which of the following remains unchanged?
- Three capacitors of capacitances 3 μF, 10 μF and 15 μF are connected in series
- Two spherical nuclei have mass numbers 216 and 64 with their radii R₁ and R₂,
- A source is moving towards an observer with a speed of 20 m/s and having frequency
Topics: Properties of Bulk Matter (130)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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