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If a solid ball of metal has a concentric spherical cavity with in it if the ball is heated the volume of the cavity will
Options
(a) increase
(b) decrease
(c) remains unchanged
(d) None of these
Correct Answer:
increase
Explanation:
When a solid ball has a concentric spherical cavity within it is heated, the volume of the cavity will increase.
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(179)
Subject: Physics
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- A current of 2 A is made to flow through a coil which has only one turn. The magnetic
- In L-C-R series circuit, an alternating emf e and current i are given by the equations
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- At a metro station, a girl walks up a stationary escalator in time t₁
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Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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it is because volume is inversely proportional to density and expansion during heating decreases the density of a material so volume increases as mentioned above volume is inversely proportional to density