Home
Class 12
PHYSICS
Ten 50W bulbs are operated for 10 hours ...

Ten `50W` bulbs are operated for 10 hours per day. The energy consumed in `kWh` in a 30 day month is

A

1500

B

15000

C

15

D

150

Text Solution

Verified by Experts

The correct Answer is:
D

`Ppropi^(2)`
Promotional Banner

Topper's Solved these Questions

  • CURRENT ELECTRICITY

    NARAYNA|Exercise Level 3|46 Videos
  • CURRENT ELECTRICITY

    NARAYNA|Exercise NCERT Based Questions|13 Videos
  • CURRENT ELECTRICITY

    NARAYNA|Exercise Level 2 C.W|59 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

An electric iron rated 750 W is operated for 2 hours/day. How much energy is consumed by the electric iron for 30 days ?

In a house there are four bulbs each of 50W and 5 fans each of 60W. If they are used at the rate of 6 hours a day, the electrical energy consumed in a month of 30 days is

A bulb of 100 W is operating for 6 hours a day. Find the units of energy consumed in 7 days.

There are 5 tube-lights each of 40 W in a house. These are used on an average for 5 hours per day. In addition, there is an immersion heater of 1500 W used on an average for 1 hour per day. The nmber of units of electricity are consumed in a month is

An electric lamp of 100 watt is used for hours per day. The 'units' of energy consumed in one day by the lamp is

There are 5 tube-lights each of 40W in a house. These are used on an average for 5 hours per day. In addition,there is an immersion heater of 1500 W used on an average for 1 hour per day. The number of units of electricity are consumed in a month is

A 100 W electric bulb is used for 10 hours a day. How many units of energy are consumed in 30 days?

An electric bulb of 100 W is used for 9 hours per day. What will be the units of energy consumed in 1 day by the bulb?

NARAYNA-CURRENT ELECTRICITY-Level 2 H.W
  1. Two identical electric lamps marked 500 W, 220 V are connected in seri...

    Text Solution

    |

  2. A conductor of resistance 3 ohm is stretched uniformly till its length...

    Text Solution

    |

  3. Ten 50W bulbs are operated for 10 hours per day. The energy consumed i...

    Text Solution

    |

  4. Two electic bulbs marked 25 W -220 V and 100 W - 220 V are connected i...

    Text Solution

    |

  5. Two batteries of different emf and internal resistances connected in s...

    Text Solution

    |

  6. The pd across terminals of a cell is found to be 29 volt and 28 volt r...

    Text Solution

    |

  7. The current in a circuit containing a battery connected to 2Omega resi...

    Text Solution

    |

  8. The potential difference across te terminals of a battery is 10 V when...

    Text Solution

    |

  9. Two cells of emf 3V and 5V and internal resistance r(1) and r(2) respe...

    Text Solution

    |

  10. A battery when connected by resistance of 16Omega gives a terminal vo...

    Text Solution

    |

  11. When a resistor of 11 Omega is connected in series with an electric ce...

    Text Solution

    |

  12. Two cells of emf 4 V and 8 V are connected to two resistor 4Omega and ...

    Text Solution

    |

  13. If in the circuit shown below, the internal resistance of the battery ...

    Text Solution

    |

  14. Voltmeter reading in the given circuit is (voltmeter is ideal)

    Text Solution

    |

  15. For a cell the graph between the p.d. (v) across the terminals of the ...

    Text Solution

    |

  16. The minimum number of cells in mixed grouping required to produced a m...

    Text Solution

    |

  17. A battery of emf E and internal resistance r is connected to a resisto...

    Text Solution

    |

  18. The emf of a cell E is 15 V as shown in the figure with an internal re...

    Text Solution

    |

  19. The current I drawn from the 5 volt source will be

    Text Solution

    |

  20. In the given circuit which is a part of closed circuit the current i(1...

    Text Solution

    |