Home
Class 12
PHYSICS
When three identical bulbs of 60 watt-20...

When three identical bulbs of 60 watt-200 volt rating are connected in series to a 200 volt supply, the power drawn by them will be

A

60 watt

B

180 watt

C

10 watt

D

20 watt

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • TEXTUAL QUESTIONS

    MODERN PUBLICATION|Exercise EXERCISE|507 Videos

  • STRUCTURE OF NUCLEUS

    MODERN PUBLICATION|Exercise EXERCISE|47 Videos

  • TEXUAL QUESTIONS

    MODERN PUBLICATION|Exercise EXERCISE|195 Videos

Similar Questions

Explore conceptually related problems

An 220 volt-1000 watt bulb is connected across a 110 volt mains supply. The power consumed will be

Three bulbs of electric powers 40 W, 60 W and 100 W are connected in series with a 220 V supply. Which bulb has the minimum resistance?

If two bulbs of wattage 25 and 100 respectively each rated at 220 volt are connected in series with the supply of 440 volt, bulb will get fused?

A 100 W-200 V bulb is connected to a 160 V supply. The actual power consumption would be

Two lamps A rated 100 watt 220 V and B rated 60 watt 220 V are connected in series to electric main supply of 220 V. the ratio of heat produced in lamp A to the lamp B would be

A choke of 0.5 henry, a capacitor of 15muF and resistance of 100 ohm are connected in series across 200 volt, 50 hertz main. Find current in the ciruit.

Two lamps, one rated 60 W at 220V and the other 40 W at 220 V are connected in parallel to the electric supply at 220V. Calculate the current drawn from the electric supply.

A 20 watt, 50 volt filament is connected in series to an a.c. mains of 250 volt - 50 hertz. Calculate the value of the capacitor required to run the lamp.

An inductance of negligible resistance, whose reactance is 22 ohm at 200 hertz is connected to a 220 volt, 50 hertz power line, what is the value of the inductance and reactance?

MODERN PUBLICATION-TEXTUAL QUESTIONS-EXERCISE
  1. 1 kW h is equal to

    Text Solution

    |

  2. An electric bulb marked 40W-200 V is used in a circuit of supply volta...

    Text Solution

    |

  3. When three identical bulbs of 60 watt-200 volt rating are connected in...

    Text Solution

    |

  4. In India electricity is supplied for domestic use at 220 V. It is supp...

    Text Solution

    |

  5. An electric kettle takes 4 A current at 220 V. How much time will it t...

    Text Solution

    |

  6. Power dissipated across the 8 Omega resistor in the circuit shown here...

    Text Solution

    |

  7. The total powe dissipated (in watt) in the cirucit shown is

    Text Solution

    |

  8. A current of 3 A flows through the 2Omega resistor shown in the circui...

    Text Solution

    |

  9. Resistance n, each of r ohm, when connected in parallel give an equiva...

    Text Solution

    |

  10. When a wire of uniform cross-section a, length l and resistance R is b...

    Text Solution

    |

  11. A wire of resistance 12 Omega m^(-1) is bent to from a complete circle...

    Text Solution

    |

  12. Two wires of the same metal have the same length, but their cross-sect...

    Text Solution

    |

  13. Three resistances each of 4 ohm are connected in the form of an equila...

    Text Solution

    |

  14. What will be the equivalent resistance between the points A and D?

    Text Solution

    |

  15. The current in the given circuit is

    Text Solution

    |

  16. In the circuit shown, the current through the 4Omega resistor is 1 A, ...

    Text Solution

    |

  17. You are given several identical resistors each of value 10Omega and ea...

    Text Solution

    |

  18. When the key K is pressed at time t 0, then which of the following st...

    Text Solution

    |

  19. The internal resistance of a cell of e.m.f. 2 V is 0.1 Omega. It is co...

    Text Solution

    |

  20. For a Cell, the terminal potential difference is 2.2 V when circuit is...

    Text Solution

    |