Home
Class 12
PHYSICS
Read the following statements carefully ...

Read the following statements carefully : (i) produced of a volt and an ampere is a joude/second (ii) The produced of a volt and watt is horse power (iii) The produced of a volt and a coulomns is joule (iv) Walt-hour can be measured in terms of electron-volt

A

All are correct

B

(i), (iii) and (iv) are correct

C

(ii) and (iii) are correct

D

(ii)and (iv) are correct

Text Solution

Verified by Experts

The correct Answer is:
b
Promotional Banner

Topper's Solved these Questions

  • CURRENT ELECTRICITY

    PRADEEP|Exercise Jee (main and advance)|4 Videos
  • CURRENT ELECTRICITY

    PRADEEP|Exercise Interger Type|2 Videos
  • CURRENT ELECTRICITY

    PRADEEP|Exercise Value based|2 Videos
  • COMMUNICATION SYSTEMS

    PRADEEP|Exercise MODEL TEST PAPER-2|9 Videos
  • DUAL NATURE OF RADIATION AND MATTER

    PRADEEP|Exercise Exercise|191 Videos

Similar Questions

Explore conceptually related problems

Which of the following statements are true for flowers? (i) Flowers are always bisexual (ii) They are the sexual reproductive organs (iii) They are produced in all groups of plants (iv) After fertilisation they give rise to fruits

Which of the following statements are true for flowers? (i) Flowers are always bisexual. (ii) They are the sexual reproductive organs. (iii) They are produced in all groups of plants. (iv) After fertilisation they give rise to fruits.

Read the following statements about reproduction and select the correct ones. (i) It involves a single parent. (ii) It is slower than sexual reproduction. (iii) It produces progenty that are genetically identical with the parent but not with one another. (iv) The progeny of asexual reproduction can be termed as clones.

PRADEEP-CURRENT ELECTRICITY-Exercise
  1. Potentiometer in so named becomes it measures……..

    Text Solution

    |

  2. The expression for potential gradent of potentiometer wire in terms of...

    Text Solution

    |

  3. Read the following statements carefully : (i) produced of a volt and a...

    Text Solution

    |

  4. A constant voltage is applied between the two ends of a uniform metall...

    Text Solution

    |

  5. How much electrical energy in kilowatt hour is connected to operating ...

    Text Solution

    |

  6. Two electric bulbs of 40 watt each are connected in series. The power ...

    Text Solution

    |

  7. How many calories of heat will be approximately developed in a 210 W e...

    Text Solution

    |

  8. Two conducting wires of the same material and of equal length and equa...

    Text Solution

    |

  9. A 100W, 200V bulb is operated on a 110V line. The power consumed is

    Text Solution

    |

  10. Four resistance A = 20 Omega , B = 30 Omega , C = 40 Omega, D = 60 Om...

    Text Solution

    |

  11. A 1^(@) C rise in temperature is observed in a conductor by passing a ...

    Text Solution

    |

  12. A wire when connected to 220V mains sapply power dissipation P(1) Now ...

    Text Solution

    |

  13. An electric cell is …. a source of charges….. of energy it is an energ...

    Text Solution

    |

  14. The rate at which electric work in done by the source of emf in mainta...

    Text Solution

    |

  15. When an electric current in passed a conductor a becomes hot sometimes...

    Text Solution

    |

  16. For a given voltage and time ,the heat produced in a conductor is ……. ...

    Text Solution

    |

  17. The unit of electricity is ……

    Text Solution

    |

  18. 10kWh = ……….J

    Text Solution

    |

  19. The resistance of high electric instrument is ……. than that of low el...

    Text Solution

    |

  20. The ratio of output power to input power of an elecrtic device is call...

    Text Solution

    |