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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
- If two electric bulbs have 40 W and 60 W ratings at 220 V, then the ratio
- SI unit of magnetic dipole moment is
- The work function for metals A,B abd C are respectively 1.92 eV,2.0 eV and 5 eV.
- A beam of light of λ=600 nm from a distant source falls on a single slit 1 mm wide
- The magnetic field in a certain region of space is given by B =8.35×10⁻² Î T.
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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