Which of the following is not self-luminous?
...Which of the following is not self-luminous?
Incandescent electric bulb
Incandescent fluorescent tube
Lighted candle
The moon
The sun
Correct answer is D
No explanation has been provided for this answer.
The electrolyte in the Nickei-iron (Nife) accumulator is ...
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A copper wire was subjected to a tensile stress of 7.7 x 10^7. calculate strain of the wire. [y...
Which of the following statements about kinetic theory of matter is not correct? ...