Home
Class 10
PHYSICS
100 J of heat are produced each second i...

`100 J` of heat are produced each second in a `4 Omega` resistance. Find the potential difference across the resistor.

Text Solution

Verified by Experts

The correct Answer is:
20V
Promotional Banner

Topper's Solved these Questions

  • ELECTRICITY

    LAKHMIR SINGH & MANJIT KAUR|Exercise Very Short Answer Type Questions|1 Videos

  • ELECTRICITY

    LAKHMIR SINGH & MANJIT KAUR|Exercise Short Answer Type Questions|2 Videos

  • ELECTRICITY

    LAKHMIR SINGH & MANJIT KAUR|Exercise Sample Problem|1 Videos

  • MAGNETIC EFFECT OF ELECTRIC CURRENT

    LAKHMIR SINGH & MANJIT KAUR|Exercise NCERT BOOK|2 Videos

Similar Questions

Explore conceptually related problems

98 J of heat is produced each second in 2 Omega resistor.Find the potential difference.

Potential difference acroos 4Omega resistor is :

The potential difference across 4 Omega will be. .

The potential drop across the 3 Omega resistor is

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.

In the circuit shown below: The potential difference across the 3 Omega resistor is:

Find current in 6Omega resistance and potential difference across each cell in circuit shown in figure-3.173.

Find potential difference across the resistance 300 Omega in A and B.

LAKHMIR SINGH & MANJIT KAUR-ELECTRICITY -Exercise
  1. An electric heater of resistance 8 Omega draws 15 A from the service m...

    Text Solution

    |

  2. A resistance of 25 Omega is connected to a 12V battery. Calculate the ...

    Text Solution

    |

  3. 100 J of heat are produced each second in a 4 Omega resistance. Find t...

    Text Solution

    |

  4. (a) Derive the expression for the heat produced due to a current 'I' f...

    Text Solution

    |

  5. The heat produced by passing an electric current through a fixed resis...

    Text Solution

    |

  6. The current passing through an electric kettle has been doubled. The h...

    Text Solution

    |

  7. What is an electric fuse? How does it function?

    Text Solution

    |

  8. The elements of electrical heating devices are usually made of:

    Text Solution

    |

  9. The heat produced in a wire of resistance 'x' when a current 'y' flows...

    Text Solution

    |

  10. Which of the following characteristic is not suitable for a fuse wire?

    Text Solution

    |

  11. In a filament type light bulb, most of the electric power consumed app...

    Text Solution

    |

  12. Which of the following is the most likely temperature of the filament ...

    Text Solution

    |

  13. If the current flowing through a fixed resistor is halved, the heat pr...

    Text Solution

    |

  14. The electrical resistivities of four materials P,Q,R and S are given b...

    Text Solution

    |

  15. (a) How does the wire in the filament of a light bulb behave different...

    Text Solution

    |

  16. Two exactly similar heating resistances are connected (i) in series, a...

    Text Solution

    |

  17. Which electric heating devices in your home do you think have resistor...

    Text Solution

    |

  18. What does an electric circuit mean ?

    Text Solution

    |

  19. Define the unit of current.

    Text Solution

    |

  20. Calculate the number of electrons consituting one coulomb of charge.

    Text Solution

    |