In the diagram shown, which of the simple pendulum will r...
In the diagram shown, which of the simple pendulum will resonate with P when set into oscillation?
U
T
R and T
Q and R
Correct answer is B
No explanation has been provided for this answer.
Which of the following substances is not an insulator? ...
A cell of e.m.f 2V and internal resistance 1Ω supplies a current of 0.5 amps to a resistanc...
The energy of a photo having a wavelength of 10-10m is (h= 6.63 x 10 -34Js, c =3.0 x 10 8ms-1)...
Which of the following radiations has the longest wavelength? ...
The half-life of a radioactive substance is 2 seconds. Calculate the decay constant. ...
Which of the following statements about the electromagnetic waves is correct? ...