A
B
C
D
Text Solution
Verified by Experts
The correct Answer is:
Topper's Solved these Questions
Similar Questions
Explore conceptually related problems
RESONANCE-ELECTROMAGNETIC INDUCTION-Exercise
- As shown in the figure, the key K is closed, the direction of the indu...
Text Solution
|
- A copper ring is tied to a string and suspended vertically. On bringin...
Text Solution
|
- The graph between the current and the time for an inductance coil is s...
Text Solution
|
- A metallic rod completes its circuit as shown in the figure. The circu...
Text Solution
|
- A small square loop of wire of side l is placed inside a large square ...
Text Solution
|
- A metallic square loop ABCD is moving in its own plane with velocity v...
Text Solution
|
- P and Q are two circular thin coils of same radius and subjected to th...
Text Solution
|
- Three identical circular coils A, B and C are placed coaxial (with pla...
Text Solution
|
- Two plane circular coils P and Q have radii r(1) and r(2), respectivel...
Text Solution
|
- A conducting rod PQ of length l = 2m is moving at a speed of 2m s^(-1)...
Text Solution
|
- The horizontal component of earth's magnetic field is 3xx10^(-5) Wb//m...
Text Solution
|
- The north pole of a magnet is brought near a coil. The induced current...
Text Solution
|
- The unit of mutual inductance is-
Text Solution
|
- In a step-down transformer input voltage is 200 volts and output volta...
Text Solution
|
- Lenz's law is consequence of the law of conservation of
Text Solution
|
- On passing a current of 2A in a coil inductance 5H, the energy stored ...
Text Solution
|
- A metal rod of length L is placed normal to a magnetic field and rotat...
Text Solution
|
- The spokes of a wheel are made of metal and their lengths are of one m...
Text Solution
|
- When the primary current in the spark-coil of a car changes from 4A to...
Text Solution
|
- The self-inductance of a coil is 2H. The current in the coil changes f...
Text Solution
|
