The conclusive test for magnetism in a steel bar suspende...
The conclusive test for magnetism in a steel bar suspended horizontally at its midpoint is when the bar
always settles in the magnetic N-S direction.
is repelled by a magnet.
always settles in the magnetic E-W direction
is attracted by a magnet.
Correct answer is A
The conclusive test for magnetism in a steel bar suspended horizontally at its midpoint is when the bar always settles in the magnetic N-S (North-South) direction.
The electromagnetic waves that are sensitive to temperature changes are ...
Which of the following is an essential physical property of the wires used for making fuses? ...
Which of the following substances does not conduct electricity? ...
The instrument used for securing a large number of similar charges by induction is called ...
Which of the following statement about viscosity is not true? it ...
A battery of e.m.f 10V and internal resistance 2Ω is connected to a resistance of 6Ω. Calculate ...