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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.
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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 tyre filled with air (27° C and 2 atm) bursts. The temperature of air is (ˠ=1.5)
- A concave mirror ia placed over a beaker containing water of
- The angular velocity of a wheel increases from 100 rps to 300 rps in 10 seconds.
- Photons of energy 6 eV are incident on a metal surface whose work function is 4 eV.
- In a common emitter (CE) amplifier having a voltage gain G, the transistor
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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