2.
When a charged particle moves in a magnetic field, its kinetic energy always
3.
A current is passed through a straight wire. The magnetic field established around it has its lines of forces
4.
If the lines of magnetic induction in a region are crowded together, the magnetic field strength in that region will be
5.
Two resistances are connected in series across a battery and consume a power P. If these are connected in parallel, then power consumed will be
6.
Heat produced in a wire of resistance R due to current flowing at a constant potential difference is proportional to
7.
Read the Question given below
8.
The ratio of SI to cgs units of magnetic field is
9.
The heat dissipated across a resistance R and 10 V is 20 joules per second. The value of R is
10.
Read the Question given below