Home
Class 12
CHEMISTRY
A lamp draws a current of 2.0 A. Find th...

A lamp draws a current of 2.0 A. Find the charge in coulombs used by the lamp.

Text Solution

Verified by Experts

The correct Answer is:
60 C
Charge`="Current"xx"time"=(2.0Axx30s)=60" As"=60" C"`.
Promotional Banner

Topper's Solved these Questions

  • ELECTROCHEMISTRY

    DINESH PUBLICATION|Exercise ADDITIONAL NUMERICAL PROBLEMS FOR PRACTICE|12 Videos

  • ELECTROCHEMISTRY

    DINESH PUBLICATION|Exercise HOTS|17 Videos

  • D-AND -F BLOCK ELEMENTS

    DINESH PUBLICATION|Exercise BRAIN STORMING MULTIPLE CHOICE QUESTIONS (MCQS)|13 Videos

  • ETHERS

    DINESH PUBLICATION|Exercise (MCQs)|8 Videos

Similar Questions

Explore conceptually related problems

A lamp draws a current of 1.0 A. Find the charge in coulomb used by the lamp in 60 s :

The filament of an electric lamp draws a current of 0.4 A which lights for 3 hours. Calculate the amount of charge that flows through the circuit.

An incandescent lamp of resistance 80 Omega draws a current of 0.75 A . Find the line voltage.

An incandescent lamp draws a current of 0.5 ampere. How many electrons are passing through the filament of lamp every hour ?

Name the fuel which is used in stoves, lamps :

In an electric circuit, potential difference across a lamp is 20 V and current through the lamp is 0.5A. The resistance of the lamp is

The voltage across a lamp is (6.0 +- 0.1) V and the current passing through it is (4.0 +- 0.2) ampare. Find the power consumed by the lamp.

A boy 1.5m tall standing from a lamp at a distance of 3m. The lamp casts a shadow of 4.5m. Find the height of the lamp.

When an electric lamp is connected to 12V battery, it draws a current of 0.5A. The power of the lamp is:

DINESH PUBLICATION-ELECTROCHEMISTRY-PROBLEMS FOR PRACTIVE
  1. Calculate Delta(r)G^(@) for the reaction : Mg(s)+Cu^(2+)(aq) to Mg^(...

    Text Solution

    |

  2. Calculate E(cell)^(@)and DeltaG^(@) for the following reaction at 25^(...

    Text Solution

    |

  3. Calculate emf and DeltaG for the following reaction at 298 K Mg(s)|M...

    Text Solution

    |

  4. The cell in which the following reaction occurs 2Fe^(3+)(aq)+2I^(-)(...

    Text Solution

    |

  5. For the reaction , 2AgCl(s)+H(2)(g)(1" atm")to2Ag(s)+2H^(+)(0.1 M)+2...

    Text Solution

    |

  6. A lamp draws a current of 2.0 A. Find the charge in coulombs used by t...

    Text Solution

    |

  7. How many electrons per second pass through a cross-section of copper w...

    Text Solution

    |

  8. How many coulombs are required for the following reductions ? (i) 1 ...

    Text Solution

    |

  9. How many coulombs are required for the oxidation of 1 mol of FeO to Fe...

    Text Solution

    |

  10. How much electric charge is required to produce 20.0 g of calcium from...

    Text Solution

    |

  11. How many coulombs are required for the reduction.12.55 g of nitrobenze...

    Text Solution

    |

  12. Calculate the mass of hydrogen evolved by passing a current of 0.5 am...

    Text Solution

    |

  13. To deposit 1 mol of aluminium from molten Al(2)O(3). What is the amou...

    Text Solution

    |

  14. Calculate the number of coulombs required to deposit 40.5 g of Al when...

    Text Solution

    |

  15. Calculate the number of coulombs required to deposit 5.4 g of Al when...

    Text Solution

    |

  16. Silver is electro-deposited on a metallic vessel of surface area 800 c...

    Text Solution

    |

  17. Exactly 0.4 faraday of charge is passed through three electrolytic cel...

    Text Solution

    |

  18. How many amperes would be needed to produce 60.0 g of magnesium during...

    Text Solution

    |

  19. How many copper will be deposited at cathode of an electrolytic cell c...

    Text Solution

    |

  20. How much charge in faraday is required for the reduction of 1 mole of ...

    Text Solution

    |