Q. What is the minimum distance (in metres) required to hear an echo?
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Q. Which amongst the following is not a fundamental quantity?
Q. Sodium vapour lamps glow with yellow colour. This is due to
Q. The circuit that would be used for 455 kHz, if amplifier is ?
Q. Copper wires are generally used for electrical power transmission instead of iron wire because :
Q. During electroplating, pure spectra are deposited.
Q. Wiring clips are usually made of ?
Q. If a bicycle of mass 10 kg moves at a speed of 20 m/s, then the kinetic energy of the bicycle is:
Q. Which one of the following is not electromagnetic in nature ?
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