Home
Class 12
PHYSICS
A 24 V battery of internal resistance 4....

A 24 V battery of internal resistance `4.0 Omega` is connected to a variable resistance. At what value of the current drawn from the battery is the rate of heat produced in the resistor maximum?

A

2A

B

3A

C

4A

D

6A

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • NTA JEE MOCK TEST 30

    NTA MOCK TESTS|Exercise PHYSICS|25 Videos
  • NTA JEE MOCK TEST 32

    NTA MOCK TESTS|Exercise PHYSICS|25 Videos

Similar Questions

Explore conceptually related problems

A 40 V battery of internal resistance 6 Omega is connected to a variable resistor.At what value of the current drawn from the battery is the rate of heat produced in the resistor is maximum?

A 40 V battery of internal resistance 6 Omega is connected to a variable resistor.At what value of the current drawn from the battery is the rate of heat produced in the resistor is maximum?

A battery of emf 2V and internal resistance 0.5(Omega) is connected across a resistance in 1 second?

A battery of e.m.f 10V and internal resistance 3Omega is connected to a resistor.If the current in the circuit is 0.5A,then the resistance of the resistor is

A battery of e mf 10 V and internal resistance 3Omega is connected to a resistor as shown in the figure. If the current in the circuit is 0.5 A . then the resistance of the resistor will be

A battery of internal resistance 2 Omega is connected ot a variable resistor whose value can vary from 4 Omega to 10 Omega . The resistance is initially set at 4 Omega . If the resistance is now increased then

A battery having e.m.f. 5 V and internal resistance 0.5 Omega is connected with a resistance of 4.5 Omega then the voltage at the terminals of battery is

A battery of emf 15 V and internal resistance of 4Omega is connected to a resistor. If the current in the circuit is 2A and the circuit is closed. Resistance of the resistor and terminal voltage of the battery will be

NTA MOCK TESTS-NTA JEE MOCK TEST 31-PHYSICS
  1. A ball is dropped from height 'H' onto a horizontal surface. If the co...

    Text Solution

    |

  2. For protecting a sensitive equipment from the external magnetic field,...

    Text Solution

    |

  3. A 24 V battery of internal resistance 4.0 Omega is connected to a vari...

    Text Solution

    |

  4. In the circuit shown, the current flowing from the battery is

    Text Solution

    |

  5. Two conducting spheres of radii r(1) and r(2) having charges Q(1) and ...

    Text Solution

    |

  6. A large hollow metal sphere of radius R has a small opening at the to...

    Text Solution

    |

  7. A body is projected upwards with a velocity of 4 xx 11.2 "km s"^(-1) f...

    Text Solution

    |

  8. When heat is supplied to the gas it expands and displaces piston by L/...

    Text Solution

    |

  9. Two coaxial long solenoids of equal length have current, i(1), i(2), n...

    Text Solution

    |

  10. A wedge of mass m, lying on a rough horizontal plane, is acted upon by...

    Text Solution

    |

  11. The length of a simple pendulum executing simple harmonic motion is in...

    Text Solution

    |

  12. A 27 mW laser beam has a cross-sectional maximum electric field ...

    Text Solution

    |

  13. The level of water in a tank is 5 m high . A hole of the area 10 cm^2 ...

    Text Solution

    |

  14. A wire suspended vertically from one of the its ends is stretched by a...

    Text Solution

    |

  15. The maximum fequency for reflection of sky waves from a certain layer ...

    Text Solution

    |

  16. 1% of 10^12 Hz of a satellite link was used for telephony . What is th...

    Text Solution

    |

  17. The wave of wavelength 5900 Å emitted by any atom or molecule must hav...

    Text Solution

    |

  18. A light string is tied at one end to a fixed support and to a heavy st...

    Text Solution

    |

  19. A particle starts with speed v(0) from x = 0 along x - axis with retar...

    Text Solution

    |

  20. A ring of mass 4 kg is uniformaly charged with a linear charge density...

    Text Solution

    |