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A wire of length 2 m is made from 10 cm³ of copper. A force F is applied so that its length increases by 2 mm. Another wire of length 8 m is made from the same volume of copper. If the force F is applied to it, its length will increase by
Options
(a) 0.8 cm
(b) 1.6 cm
(c) 2.4 cm
(d) 3.2 cm
Correct Answer:
3.2 cm
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
- The electric field in a certain region is acting radially outward and is given by E=Ar.
- A disc of moment of inertia (9.8/π²) kg m² is rotating at 600 rpm. If the frequency
- If a proton, a deuteron and an alpha particle, on being accelerated by the same
- If λ₁ and λ₂ are the wavelengths of the first members of the Lyman and Paschen
- The angle between the dipole moment and electric field at any point on the equatoria
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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