Home
Class 12
PHYSICS
Three bulbs with their power and working...


Three bulbs with their power and working voltage are connected as shown in the circuit diagram to a 12 V battery. The total power consumed by the bulbs is (ignore the internal resistance of the battery shown)

A

24 W

B

12 W

C

6 W

D

15 W

Text Solution

Verified by Experts

The correct Answer is:
C
`P=(V^(2))/(R)`
Promotional Banner

Topper's Solved these Questions

  • CURRENT ELECTRICITY

    NARAYNA|Exercise NCERT Based Questions|13 Videos

  • CURRENT ELECTRICITY

    NARAYNA|Exercise Level 5|42 Videos

  • CURRENT ELECTRICITY

    NARAYNA|Exercise Level 2 H.W|45 Videos

  • COMMUNICATION SYSTEM

    NARAYNA|Exercise Level-II(H.W)|25 Videos

  • DUAL NATURE OF RADIATION AND MATTER

    NARAYNA|Exercise ASSERTION AND REASON|15 Videos

Similar Questions

Explore conceptually related problems

The power consumed by the 4 V battery is

For maximum power from battery the internal resistance of battery r is

If two bulbs, both of rated power 100 W at 220 V, are connected in series with a 220 V supply, the total power consumed by the bulbs will be:

Four identical bulbs each rated 100 watt, 220 volts are connected across a battery as shown. The total electric power consumed by the bulbs is:

Bulb A and bulb B consume power 100 W and 60 W respectively when they are connected to a 220 V supply individually. The total power consumed by the bulbs if they are placed in series and then connected with the same supply is _________W.

A 100W-220V bulb is connected to 110 V source. Calculate the power consumed by the bulb.

100 W,220V V bulb is connected to 110V source. Calculate the power consumed by the bulb.

In above question, if the bulbs are connected in parallel, total power consumed is

In above question, if the bulbs are connected in parallel, total power consumed is

NARAYNA-CURRENT ELECTRICITY-Level 3
  1. Masses fo three are in the ratio 1:3:5 their lengths are in the ratio ...

    Text Solution

    |

  2. A heater coil rated at 1000 W s connected to a 110 V mains. How much t...

    Text Solution

    |

  3. In the following circuit, 5Omega resistor develops 45 J/s due to curre...

    Text Solution

    |

  4. Two wires 'A' and 'B' of the same material have their lengths in the r...

    Text Solution

    |

  5. An electric motor operating on 50 volt D.C. supply draws a current of ...

    Text Solution

    |

  6. Find the resistance of 240 V - 200 watt electric bulb when glowing. If...

    Text Solution

    |

  7. A wire of length L and 3 identical cells of negligible internal resist...

    Text Solution

    |

  8. Three bulbs with their power and working voltage are connected as show...

    Text Solution

    |

  9. A cell of emf 12 V and internal resistance 6Omega is connected in para...

    Text Solution

    |

  10. A cell develops the same power across two resistances R(1) and R(2) se...

    Text Solution

    |

  11. A metallic conductor at 10^(@)C connected in the left gap of meter bri...

    Text Solution

    |

  12. When a conducting wire is connected in the right gap and known resista...

    Text Solution

    |

  13. n identical resistors are taken (n)/(2) resistors are connected in ser...

    Text Solution

    |

  14. In a metere bridge, the balance length from left end (standard resista...

    Text Solution

    |

  15. In an experiment with a potentiometer to measure the internal resistan...

    Text Solution

    |

  16. A potentiometer wire of lengthh 100 cm has resistance 5Omega. It is co...

    Text Solution

    |

  17. 1 ohm resistance is in series with a Ammeter which is balanced by 75 c...

    Text Solution

    |

  18. A potentiometer wire of lengthh 100 cm has resistance 5Omega. It is co...

    Text Solution

    |

  19. In an experiment for calibration of voltmeter, standard cell of emf 1....

    Text Solution

    |

  20. In the circuit shown in fig. the potential difference between the poin...

    Text Solution

    |