Which of the following wave is electromagnetic?
...Which of the following wave is electromagnetic?
x-rays
sound waves
water waves
tidal waves
Correct answer is A
No explanation has been provided for this answer.
Which of the following is NOT an effect that can be produced by an electric current? ...
Which of the following is not luminous object? ...
Which of the following statements is not correct? ...
0.5kg of water at 10ºC is completely converted to ice at 0ºC by extracting (88000) of heat...