EASY
10th CBSE
IMPORTANT
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The figure below shows a chamber in which a uniform magnetic field is present. An electron enters the chamber from the left side and a proton enters the chamber from the right side, as shown in the figure. Ignore gravity.
Initially, the forces on the electron and the proton due to the magnetic field are:
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Important Questions on Magnetic Effects of Electric Current
EASY
10th CBSE
IMPORTANT
The direction of induced current is given by
MEDIUM
10th CBSE
IMPORTANT
When south pole of a bar magnet is brought towards a metallic coil, the induced current flows such that the side of the coil towards the magnet develops
MEDIUM
10th CBSE
IMPORTANT
What percent of tin and lead is used in electric fuse?
EASY
10th CBSE
IMPORTANT
An AC generator converts
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10th CBSE
IMPORTANT
When the speed of the coil of generator is increased
MEDIUM
10th CBSE
IMPORTANT
When a coil is moved towards stationary magnet, the induced emf does not depend on
MEDIUM
10th CBSE
IMPORTANT
A magnet is moving towards a coil (i) quickly (ii) slowly, then the induced emf is
EASY
10th CBSE
IMPORTANT
Motional emf is produced in a rod moving perpendicular in a uniform magnetic field is due to
