1.
Electromagnetic induction was discovered by
2.
According to Faraday's law, the induced emf is proportional to the rate of change of
3.
The SI unit of magnetic flux is
5.
The SI unit of induced emf is
6.
Lenz's law is based on the law of conservation of
7.
If the magnetic flux linked with a coil remains constant, the induced emf is
8.
The negative sign in Faraday's law represents
9.
A conductor moving perpendicular to a magnetic field experiences
10.
The induced emf in a straight conductor moving with velocity v in magnetic field B is
11.
The direction of induced current is determined by
12.
The induced current in a closed circuit exists only when
13.
A bar magnet is moved towards a stationary coil. The induced current in the coil will
14.
If the speed of the moving magnet is doubled, the induced emf becomes
15.
The phenomenon of self-induction occurs in
16.
The SI unit of self-inductance is
17.
A conducting loop enters a uniform magnetic field. During entry, the induced current is
18.
Assertion (A): An induced current always opposes the cause producing it. Reason (R):This is a consequence of the conservation of energy.
19.
Match the Columns: Column–I P. Faraday Q. Lenz R. Fleming S. Henry Column–II 1. Unit of inductance 2. Direction of induced current 3. Law of electromagnetic induction 4. Right-Hand Rule Choose the correct matching.
20.
When a coil is rotated in a uniform magnetic field, the induced emf is
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