Home
Class 12
PHYSICS
A constant voltage of 25 V is applied to...

A constant voltage of 25 V is applied to a series L-R circuit at t = 0, by closing a switch. What is the potential difference across the resistor and the inductor at time t = 0?

A

0 V, 25 V

B

12.5 V, 12.5 V

C

10 V, 15 V

D

25 V, 0 V

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • ELECTROMAGNETIC INDUCTION

    AAKASH SERIES|Exercise Example|39 Videos
  • ELECTROMAGNETIC INDUCTION

    AAKASH SERIES|Exercise Exercise (Long Answer Questions)|1 Videos
  • ELECTROMAGNETIC INDUCTION

    AAKASH SERIES|Exercise PRACTICE EXERCISE (MOTIONAL EMF)|4 Videos
  • ELECTRIC FIELD AND POTENTIAL

    AAKASH SERIES|Exercise PROBLEMS (LEVEL-II)|26 Videos
  • ELECTROMAGNETIC WAVES

    AAKASH SERIES|Exercise EXERCISE -II|22 Videos

Similar Questions

Explore conceptually related problems

A constant voltage is applied to a series R-L circuit by closing the switch. The voltage across inductor (L=2H) is 20V at t=0 and drops of 5V and 20 ms . The value of R in Omega is

In the circuit shown in figure switch S is closed at time t=0 Potential difference across 3Omega resistance at time t is given by

A time varying voltage is applied across A & B such that voltage across capacitor is given by V_(C)=2sin2t . What is maximum potential difference across the reistance?

In the circuit shown in figure, E = 120 V, R_1 = 30.0Omega, R_2 = 50.0 Omega and L=0.200H . Switch S is closed at t = 0 . Just after the switch is closed. (a) What is the potential difference V_(ab) across the inductor R_1 ? (b) Which point, a or b , is at higher potential? (c) What is the potential difference V_(cd) across the inductor L ? (d) Which point, c or d , is at a higher potential? The switch is left closed for a long time and then is opened. Just after the switch is opened (e) What is the potential difference V_(ab) across the resistor R_1 ? (f) Which point a or b, is at a higher potential? (g) What is the potential difference V_(cd) across the inductor L ? (h) Which point, c or d , is at a higher potential?

An alternating voltage is connected in series with a resistance R and inductance L if the potential drop across the resistance is 200V and across the inductance is 150V , then the applied voltage is

An AC source is connected with a resistance ( R) and an unchanged capacitance C, in series. The potential difference across the resistor is in phase with the initial potential difference across the capacitor for the first time at the instant (assume that at t =0 , emf is zero)

Switch S is cloesd in the circuit at time t = 0 . Find the current through the capacitor and the inductor at any time t

An inductor of inducance 5.0 H, having a negligible resistance, is connected in series with a 100 Omega resistor and a battery of emf 2.0 V. Find the potential difference across the resistor 20 ms after the circuit is switched on.

An AC voltage is applied acrss a series combination of L and R . If the voltage drop across the resistor and inductor are 20 V and 15 V respectiely, then applied peak voltage is

An LR circuit constains an inductor of 500 mH, a resistor of 25.O Omega and an emf of 5.00 V in series. Find the potential difference across the resistor at t =(a) 20.0 ms, (b) 100 ms and ( c) 1.00 s.