A conducting square loop is placed in a magnetic field B with its plane perpendicular to the field. Some how the sides of …..
Q. A conducting square loop is placed in a magnetic field B with its plane perpendicular to the field. Some…
Two ends of an inductor of inductance L are connected to two parallel conducting wires. A rod of length l and mass m …..
Q. Two ends of an inductor of inductance L are connected to two parallel conducting wires. A rod of length…
The network shown in the figure is part of a complete circuit. If at a certain instant, the current I is 5A and is decreasing …..
Q. The network shown in the figure is part of a complete circuit. If at a certain instant, the current…
A magnetic flux through a stationary loop with a resistance R varies during the time interval τ as …..
Q. A magnetic flux through a stationary loop with a resistance R varies during the time interval τ as ,…
In figure, final value of current in 10 ohm resistor, when plug of key K is inserted is
Q. In figure, final value of current in 10Ω resistor, when plug of key K is inserted is (a) 3/10…
A conducting rod PQ of length l = 2m is moving at a speed of 2 ms-1 making an angle of 30° with its length…..
Q. A conducting rod PQ of length l = 2m is moving at a speed of 2 ms-1 making an…
A conductor AB of length l moves in x-y plane with velocity $ \vec{v} = v_0(\hat{i}-\hat{j})$ . A magnetic field $\vec{B} = B_0(\hat{i}+\hat{j})$ exists in the region….
Q. A conductor AB of length l moves in x-y plane with velocity $ \displaystyle \vec{v} = v_0(\hat{i}-\hat{j})$ . A…
A square loop of area 2.5 × 10-3 m² and having 100 turns with a total resistance of 100Ω is moved out of a uniform magnetic field…..
Q. A square loop of area 2.5 × 10-3 m² and having 100 turns with a total resistance of 100Ω…
A uniform magnetic field exists in a region given by B = 3i + 4j + 5k . A rod of length 5m along y-axis moves with …..
Q. A uniform magnetic field exists in a region given by Induced emf , $\displaystyle \vec{B} = 3 \hat{i} +…
A semicircular wire of radius R is rotated with constant angular velocity ω about an axis passing through one end and…..
Q. A semicircular wire of radius R is rotated with constant angular velocity ω about an axis passing through one…
Loop A of radius r << R moves towards loop B with a constant velocity V in such a way that their planes are always parallel....
Q. Loop A of radius r << R moves towards loop B with a constant velocity V in such a…
A wooden stick of length 3l is rotated about an end with constant angular velocity w in a uniform magnetic field B perpendicular…..
Q. A wooden stick of length 3l is rotated about an end with constant angular velocity w in a uniform…