Home
Class 12
PHYSICS
A current of 5 ampere flows in a 10 -ohm...

A current of 5 ampere flows in a 10 -ohm resistor. Calculate the rate of heat energy produced in the resistor.

Text Solution

Verified by Experts

`250 J s^(-1)`
Promotional Banner

Topper's Solved these Questions

  • CURRENT ELECTRICITY

    MODERN PUBLICATION|Exercise CONCEPTUAL QUESTIONS|35 Videos

  • CURRENT ELECTRICITY

    MODERN PUBLICATION|Exercise TOUGH AND TRICKY PROBLEMS|23 Videos

  • CURRENT ELECTRICITY

    MODERN PUBLICATION|Exercise Chapter Practice Test|15 Videos

  • ATOMS

    MODERN PUBLICATION|Exercise Chapter Practice Test|16 Videos

  • DUAL NATURE OF RADIATION AND MATTER

    MODERN PUBLICATION|Exercise CHAPTER PRACTICE TEST|15 Videos

Similar Questions

Explore conceptually related problems

An electric current of 4.0A flows through a 12Omega resistor. What is the rate at which heat energy is produced in the resistor?

For the circuit shown rate of heat produced in the 5 ohm resistance is 10 cal/sec. then the rate of heat produced in 4 ohm resistance will be:

A 10V stroage battery of negligible internal resistance is connected across a 50Omega resistor made of alloy manganin. How much heat energy is produced in the resistor in 1h? What is the source of this energy?

A 10 V storage battery of negligible intenal resistance is connected across a 50Omega resistor. How much heat energy is produced in the resistor is 1 hour

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 steady current of magnitude I and an AC current of peak value I are allowed to pass through identical resistors for the same time. The ratio of heat produced in the two resistors will be

(a) Write down the formula for the heat produced when a current I is passed through a resistor R for time t. (b) An electric iron of resistance 20 ohms draws a current of 5 amperes. Calculate the heat produced in 30 seconds.

MODERN PUBLICATION-CURRENT ELECTRICITY-PRACTICE PROBLEMS
  1. In the previous problem, calculate the change in power taken by electr...

    Text Solution

    |

  2. Calculate the percentage change in power of an electric heater if the ...

    Text Solution

    |

  3. A current of 5 ampere flows in a 10 -ohm resistor. Calculate the rate ...

    Text Solution

    |

  4. An electric bulb is rated as 220 V-55 W. find the value of its resista...

    Text Solution

    |

  5. An electric bulb with rating 200 W, 50V is connected to a source of 12...

    Text Solution

    |

  6. Three electric bulbs with markings 100 V-150 W, 100V-400W and 100V-500...

    Text Solution

    |

  7. Three identical cells of emf 2 V and internal resistances 0.20 Omega a...

    Text Solution

    |

  8. Three identical cells of emf 4.0 V are connected in parallel. The comb...

    Text Solution

    |

  9. Arrange six identical cells of emf 2 V and internal resistance 0.5 Ome...

    Text Solution

    |

  10. Arrange 32 identical cells of emf 2 V each with internal resistance 0....

    Text Solution

    |

  11. Calculate the current passing through each resistor in the given circu...

    Text Solution

    |

  12. Use the kirchhoff's rule to calculate the current through each resist...

    Text Solution

    |

  13. A cell of emf epsilon and internal resistance r is connected across a ...

    Text Solution

    |

  14. Two cells of 5 V and 10 V and internal resistances 0.8 Omega and 1.2 O...

    Text Solution

    |

  15. Three identical cells each of 2 V and unknow internal resistance are c...

    Text Solution

    |

  16. Two cells of 1.5 V and 2 V , having internal resistances of 1Omega an...

    Text Solution

    |

  17. Three cells of emfs varepsilon1=1.5 V, varepsilon2=2.0 v and varepsilo...

    Text Solution

    |

  18. Twelve identical resistances of resistance 2 Omega are connected in a ...

    Text Solution

    |

  19. Twelve identical wires of resistance 2 Omega are connected in a form o...

    Text Solution

    |

  20. Five resistors are connected as shown in the figure. Find the net resi...

    Text Solution

    |