Equal masses of copper and rubber are raised to the same ...
Equal masses of copper and rubber are raised to the same temperature. After sometimes, the copper was observed to be at a lower temperature because
the specific heat capacity of copper is lower than that of rubber
copper expands more than rubber
the specific heat capacity of rubber is lower than that of copper
rubber expands more than copper
Correct answer is A
No explanation has been provided for this answer.
At what frequency would a capacitor of 2.5μF used in radio circuit have a resistance of 250Ω...
In storing magnets, keepers are used to ...
Which of the following instruments has a pure tone? ...
On which of the following does the operation of a moving coil ammeter depend? i. Electromagnetic ...
In an AC circuit, resonance occurs when the impedance of the circuit is: ...