The velocity of heat radiation in vacuum is
1). Equal to that of light
2). Less than that of light
3). Greater than that of light
4). Equal to that of sound
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4. Which of the following cannot be beaten into Sheets?
5. The rotational effect of a force on a body about an axis of rotation is described in terms of
6. Nuclear Fission is caused by the impact of
7. ?A galvanometer is converted into an ammeter when we connect a
8. What is the process of conversion of solid state directly to gaseous state called?
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