Home
Class 10
PHYSICS
If R(1) and R(2) are respectively the fi...

If `R_(1)` and `R_(2)` are respectively the filament resistances of a 200 watt bulb and 100 watt bulb designed to operate on the same voltage, then

A

`R_1 = 2R_2`

B

`R_1 = 4R_2`

C

`R_1 =(R_2)/(2)`

D

`R_1 =(R_2)/(4)`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • MISCELLANEOUS QUESTIONS

    MCGROW HILL PUBLICATION|Exercise PART-B|99 Videos

  • MEASUREMENT

    MCGROW HILL PUBLICATION|Exercise ELEMENTARY QUESTIONS (HIGHER ORDER THINKING QUESTIONS)|13 Videos

  • MOTION

    MCGROW HILL PUBLICATION|Exercise HIGHER ORDER THINKING QUESTIONS|48 Videos

Similar Questions

Explore conceptually related problems

Which one has a higher electrical resistance: a 100 watt bulb or a 60 watt bulb?

If R_(1) and R_(2) are the resistances of the filaments of 200 W and 100 W electric bulbs operated at 220 V, then ((R_1)/(R_2)) is

A 100 watt bulbe working on 200 volt and a 200 watt bulb working on 100 volt have

A 100 watt bulb working on 200 volt and a 200 watt bulb working on 100 volt have

A 25 watt, 220 volt bulb and a 100 watt, 220 volt bulb are connected in series across 440 volt line

MCGROW HILL PUBLICATION-MISCELLANEOUS QUESTIONS-PART-B
  1. Suresh standing symmetrically between two cliffs claps his hands and s...

    Text Solution

    |

  2. In question 93, if Suresh were standing unsymmetrically between parall...

    Text Solution

    |

  3. A concave mirror of focal length f produces a real image n times the s...

    Text Solution

    |

  4. A plane mirror produces a magnification of

    Text Solution

    |

  5. If velocity of radio waves is 3 xx 10^8 m/s, the frequency correspo...

    Text Solution

    |

  6. A concave mirror of focal length f (in air) is immersed in water (mu =...

    Text Solution

    |

  7. Signal from a remote control to the device operated by it travels with...

    Text Solution

    |

  8. The equivalent resistance of network of three 4Omega resistors can no...

    Text Solution

    |

  9. Six equal resistances, each 1Omega, are joined to form a network as sh...

    Text Solution

    |

  10. The resistance of the following circuit between P and Q is

    Text Solution

    |

  11. What is the equivalent resistance across PQ in the following network?

    Text Solution

    |

  12. Two heaters, each marked 1000 W, 250 V are connected in series with a ...

    Text Solution

    |

  13. Two bulbs, one of 50 watt and another of 25 watt are connected in seri...

    Text Solution

    |

  14. 1 joule equals

    Text Solution

    |

  15. You have the following appliances each of 500 W running on 220 V a.c. ...

    Text Solution

    |

  16. An electric lamp is marked 60 W, 240 V. If it operats at 200, V the cu...

    Text Solution

    |

  17. The heat developed in an electric wire of resistance R by a current I ...

    Text Solution

    |

  18. If R(1) and R(2) are respectively the filament resistances of a 200 wa...

    Text Solution

    |

  19. Two electric bulbs A and B are disigned for the same voltage. Their po...

    Text Solution

    |

  20. O

    Text Solution

    |