Home
Class 12
PHYSICS
Two electric bulbs, each designed to ope...

Two electric bulbs, each designed to operate with a power of 500W in 220V line, are in series with a `110 V` line. What will be the power generated by each bulb?

Text Solution

Verified by Experts

The correct Answer is:
`125/2=31.25`watt.
Promotional Banner

Topper's Solved these Questions

  • CURRENT ELECTRICITY

    RESONANCE ENGLISH|Exercise Exercise-1 (Part-2)|47 Videos

  • CURRENT ELECTRICITY

    RESONANCE ENGLISH|Exercise Exercise-1 (Part-3)|2 Videos

  • CURRENT ELECTRICITY

    RESONANCE ENGLISH|Exercise Solued miscellaneous Prolblems|8 Videos

  • COMMUNICATION SYSTEMS

    RESONANCE ENGLISH|Exercise Exercise 3|13 Videos

  • DAILY PRACTICE PROBLEM

    RESONANCE ENGLISH|Exercise DPP.No.71|1 Videos

Similar Questions

Explore conceptually related problems

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:

In a experiment , N identical electrical bulbs, each having resistance R , are connecteed in parallel to a dc source of emf E and internalresistance r . What is the power consumed by each bulb . Also find the percentage change in power by each bulb if one bulb turns out.

Two identical electric lamps marked 500 W , 220 V are connected in series and then joined to a 110 V line. The power consumed by each lamp is

A room heater is rated 500 W, 220V . (a) Find the resistance of its coil. (b) If the supply voltage drops to 200 V , what will be the power consumed? ( c) If an electric bulb rated 100 W, 220 V is connected in series with this heater, what will be the power consumed by the heater and by the bulb when the supply is at 220 V ?

Two electic bulbs marked 25 W -220 V and 100 W - 220 V are connected in series to a 440 V supply. Which of the bulbs will fuse?

n identical bulbs, each designed to draw a power p from a certain voltage supply, are joined in series across that supply. The total power which they will draw is

A heater is designed to operate with a power of 1000W in a 100 V line. It is connected in combination with a resistance of 10 Omega and a resistance R , to a 100 V mains as shown in figure. What will be the value of R so that the heater operates with a power of 62.5W ?

A heater is designed to operate with a power of 1000W in a 100 V line. It is connected in combination with a resistance of 10 Omega and a resistance R , to a 100 V mains as shown in figure. What will be the value of R so that the heater operates with a power of 62.5W ?

Two electric bulbs one, if 200 V-40 W and other 200 V-100 W are connected in series to a 200 V line, then the potential drop across

An electric heater and an electric bulb are rated 500W. 220V and 100W, 220V respectively. Both are connected in series to a 220V d.c. mains. Calculate the power consumed by (i) the heater ana (ii) electric bulb.

RESONANCE ENGLISH-CURRENT ELECTRICITY-Exercise-1 (Part-1)
  1. A resistor develops 400J of thermal energy in 10 s when a current of 2...

    Text Solution

    |

  2. Find the current in 10Omega resistcance, V(1) and source voltage V(s) ...

    Text Solution

    |

  3. Two electric bulbs, each designed to operate with a power of 500W in 2...

    Text Solution

    |

  4. Two (non-physics) students, A and B living in neighboring hostel room...

    Text Solution

    |

  5. All resistances in fig. 5.34 are in ohm. Find the effective resistance...

    Text Solution

    |

  6. In the given circuit determine (a) Equivalent resistance (Including...

    Text Solution

    |

  7. In given circuit determine (a) Equivalent resistance (Including int...

    Text Solution

    |

  8. Determine the potential difference between X and Y in the circuit show...

    Text Solution

    |

  9. Find the equivalent resistance of the circuit given in figure between ...

    Text Solution

    |

  10. An infinite ladder is constructed with 1(Omega)and 2(Omega)resistor as...

    Text Solution

    |

  11. As shown in figure a variable rheostat of 2kOmega is used to control t...

    Text Solution

    |

  12. ABCD is a square where each side is a uniform wire of resistance 1Omeg...

    Text Solution

    |

  13. Suppose you have three resistor of (20 Omega),(50 Omega)and (100 Omega...

    Text Solution

    |

  14. Three bulbs,each having a resistance of 180(Omega)are connected in par...

    Text Solution

    |

  15. Consider the circuit shown in figure.Find the current through the10(Om...

    Text Solution

    |

  16. Siix lead-acid type of secondary cells, each of emf 2.0 V and internal...

    Text Solution

    |

  17. In the figure each cell has an emf of 1.5 V and internal resistnce of ...

    Text Solution

    |

  18. In the circuit shown all live resistors have the same value 200 ohms a...

    Text Solution

    |

  19. Find the currents through the three resistors shown in Figure

    Text Solution

    |

  20. Find the value of i(1)//I(2)in figure if (a)R=0.1(Omega) (b)R=1(Omega)...

    Text Solution

    |