The sign of the change on a charged glass rod may be dete...
The sign of the change on a charged glass rod may be determined with
a charged electroscope
an uncharged electroscope
a galvanometer
an electrometer
Correct answer is A
No explanation has been provided for this answer.
An object is placed between two mirrors which are inclined at an angle of 120° and facing each o...
For semi conductor to have negative temperature coefficient of resistance implies that ...
Find the tension T1 in the diagram above if the system is in equilibrium [G = 10ms-2]...
Which of the following reactions represents nuclear fusion? ...