A wire in the form of a sector of radius l and of angle (θ = π/4) having a resistance R is free to rotate about an axis
Q: A wire in the form of a sector of radius l and of angle (θ = π/4) having a…
A very small circular loop of area 5 × 10^-4 m^2, resistance 2 ohm and negligible self inductance initially coplaner and concentric ….
Q: A very small circular loop of area 5 × 10-4 m2, resistance 2 ohm and negligible self inductance initially…
In the figure shown is a R-L circuit connected with a cell of emf ξ through a key k . If key k is closed find the current drawn….
Q: In the figure shown is a R-L circuit connected with a cell of emf ξ through a key k…
The current in the inner coil is I = 2t^2. Find the heat developed in the outer coil between t = 0 and t seconds…
Q: The current in the inner coil is I = 2t^2. Find the heat developed in the outer coil between…
An inductor of inductance 20 mH is connected across a charged capacitor of capacitance 5 μF & resulting L-C circuit is set oscillating ….
Q: An inductor of inductance 20 mH is connected across a charged capacitor of capacitance 5 μF & resulting L-C…
A sliding conducting bar of mass m , resistance R is released from rest. It starts sliding due to the current drawn from a battery ….
Q: A sliding conducting bar of mass m , resistance R is released from rest. It starts sliding due to…
A metallic rod of length l and resistance R is free to rotate about one of its ends over a smooth, rigid circular metallic frame …
Q: A metallic rod of length l and resistance R is free to rotate about one of its ends over…
A long solenoid that has 800 turns per meter carries a current i = 3 sin (400 t) A. Find the electric field inside the solenoid …
Q: A long solenoid that has 800 turns per meter carries a current i = 3 sin (400 t) A…
An LR circuit having a time constant of 50 ms is connected with an ideal battery of emf e . Find the time elapsed before ….
Q: An LR circuit having a time constant of 50 ms is connected with an ideal battery of emf e…
A conducting bar of sufficient length is pulled with a constant velocity in a conducting < shaped rail as shown in the figure....
Q: A conducting bar of sufficient length is pulled with a constant velocity in a conducting < shaped rail as…
A square-shaped copper coil has edges of length 50 cm and contains 50 turns. It is placed perpendicular to an extended uniform magnetic field …
Q: A square-shaped copper coil has edges of length 50 cm and contains 50 turns. It is placed perpendicular to…
A semicircular copper rod of radius R rotates about an axis passing through one of its ends and lying in the plane of the rod …
Q: A semicircular copper rod of radius R rotates about an axis passing through one of its ends and lying…