Home
Class 12
PHYSICS
Two inductors coils of self inductance 3...

Two inductors coils of self inductance 3H and 6H respectively are connected with a resistance `10Omega` and a battery 10V as shown is figure. The ratio of total energy stored at steady state in the inductors to that of heat developed in resistance in10second at hte steady state is (neglect mutual inductance between `L_(1) and L_(2)`

A

`(1)/(10)`

B

`(1)/(100)`

C

`(1)/(1000)`

D

2

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Similar Questions

Explore conceptually related problems

A coil of resistance 10Omega and an inductance 5H is connected to a 100 volt battery. Then energy stored in the coil is

An inductor of inductance L = 8 H and a resistor of resistance R = 2Ω are connected in series with a battery of emf E = 10 V as shown in the figure. If the switch is closed at t = 0, then the voltage drop across the inductor at t = 1 s will be in volts)

A coil of inductance 1 H and resistance 10Omega is connected to a resistanceless battery of emf 50 V at time t=0 . Calculate the ratio of rthe rate which magnetic energy is stored in the coil to the rate at which energy is supplied by the battery at t=0.1s .

A coil of self inductance 2.5 H and resistance 20 Omega is connected to a battery of emf 120 V having internal resistance of 5 Omega . Find : The current in the circuit in steady state.

Two coils of self inductance L_(1) and L_(2) are connected in parallel and then connected to a cell of emf epsilon and internal resistance - R. Find the steady state current in the coils.

A coil of self inductance 10 mH and resistance 0.1 Omega is connected through a switch battery of internal resistance 0.9Omega after the switch is closed, the time taken for the current to attain 80% of the saturation value is [taken ln5=1.6 ]

The figure shows two capacitors connected in parallel with two resistance and a battery of emf 10V , internal resistance 5 Omega . At steady state.

A coil of self inductance 2.5 H and resistance 20 Omega is connected to a battery of emf 120 V having internal resistance of 5 Omega . Find : The time constant of the circuit

A coil of inductance 1.0 H and resistance 100 Omega is connected to a battery of emf 12 V. Find the energy stored in the magnetic field associated with the coil at an instant 10 ms after the circuit is switched on.

A 20 Henry inductor coil is connected to a 10ohm resistance in series as shown in figure. The time at which rate of dissipation of energy (Joule's heat) across resistance is equal to the rate at which magnetic energy is stored in the inductor, is: