Necessary element of change in solar energy to electric energy
1). Beryllium
2). Silicon
3). Tantelum
4). Pure Copper
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1. The electrical domestic tube light gives white fluorescent light because of
2. The sky appears blue due to
3. The velocity of sound is more in
4. Which one of the following is a non-dimensional quantity?
5. A piece of ice is floating in water kept in a beaker. When all the ice melts the level of water will
7. Farraday's law of electromagnetic?induction is related to the
9. The sparkling of a diamond is due to
10. Intensity of sound at a point is ____ its distance from the source.