Home
Class 12
PHYSICS
A resistor of resistance R is connected ...

A resistor of resistance R is connected to an ideal battery. If the value of R is decreased,the power dissipated in the resistor will

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • ELECTRIC CURRENT IN CONDUCTORS

    HC VERMA|Exercise Objective 2|9 Videos

  • ELECTRIC CURRENT IN CONDUCTORS

    HC VERMA|Exercise Exercises|84 Videos

  • ELECTRIC CURRENT IN CONDUCTORS

    HC VERMA|Exercise Short Answer|17 Videos

  • DISPERSION AND SPECTRA

    HC VERMA|Exercise Exercises|11 Videos

  • ELECTRIC CURRENT THROUGH GASES

    HC VERMA|Exercise Exercises|23 Videos

Similar Questions

Explore conceptually related problems

The power dissipated 6 Omega resistor is

Power dissipated in 4 Omega resistor is :

A resistor of resistance R is connected to a cell internal resistance 5 Omega . The value of R is varied from 1 Omega to 5 Omega . The power consumed by R

Three resistors having resistances of 1.60 Omega, 2.40 Omega and 4.80 Omega are connected in parallel to a 28.0 V battery that has negligible internal resistance. Find (a) the equivalent resistance of the combination. (b) the current in each resistor. (c) the total current through the battery. (d) the voltage across each resistor. (e) the power dissipated in each resistor. (f) which resistor dissipates the maximum power the one with the greatest resistance or the least resistance? Explain why this should be.

Statement I: When an external resistor of resistance R (connected across a cell to internal resistance r ) is varied, power consumed by resistance R is maximum when R = r. Statement II: Power consumed by a resistor of constant resistance R is maximum when current through it is maximum.

An external resistance R is connected to a battery of e.m.f. V and internal resistance r . The joule heat produced in resistor R is maximum when R is equal to

Three identical resistors, each of resistance R, when connected in series with a d.c. source, dissipata power X. if the resistors are connected in parallel to the same d.c. source, how much power will be dissipated?

If the current through a resistor in a circuit increases by 3%, the power dissipated by the resistor

Three identical resistors, each of resistance R, when connected in series with a d.c. source, dissipate power X. If the resistors are connected in parallel to the same d.c. source, how much power will be dissipated ?