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:
The switch is closed at t = 0 . The time after which the rate of dissipation for energy in the resistor is equal to rate at which energy is being stored in the inductor is : (A) ln2 (B) (1)/(2) ln^(2) (C) (1)/(4) ln^(2) (D) 2ln2
An inductor of self-inductance L and resistor of resistance R are connected in series to a battery of emf E and negligible resistance.Calculate the maximum rate at which energy is stored in the inductor.
Consider the RL circuit in Fig. When the switch is closed in position 1 and opens in position 2 , electrical work must be performed on the inductor and on the resistor. The energy stored in the inductor is for the resistor energy appears as heat. a. What is the ratio of P_(L)//P_(R ) of the rate at which energy is stored in the inductor to the rate at which energy is dissipated in the resistor? b. Express the ratio P_(L)//P_(R ) as a function of time. c. If the time constant of circuit is t , what is the time at which P_(L) = P_(R ) ?
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 .
An uncharged capacitor of capacitance 100 mu F is connected to a battery of emf 20V at t = 0 through a resistance 10 Omega , then (i) the maximum rate at which energy is stored in the capacitor is :
An inductor of 5 henry and a resistance of 20 ohm are connected in series with a battery of 5 volt. The initial rate of change of current is
An inductor of 2 henry and a resistance of 10 ohms are connected in series with a battery of 5 volts. The initial rate of change of current is
A resistive coil of self-inductance 2 H and resistance 5 Omega is connected across a battery of 50 V. How much energy will be stored in the inductor?
