Home
Class 12
PHYSICS
Two 220 volt, 200 W bulbs are connected ...

Two 220 volt, 200 W bulbs are connected first in series and then in parallel. Each time the combination is connected to 220 V. The ratio of power drawn by the combination in respective cases is

A

`2`

B

`(1/2)`

C

`4`

D

`(1/4)`

Text Solution

AI Generated Solution

Promotional Banner

Topper's Solved these Questions

Similar Questions

Explore conceptually related problems

Two bulbs 220 Volt, 220 Watt are connect for first in series and then in parallel . Each time the combination is connected to a 220 V . The ratio of power drawn by the combination in respective cases is

Two 220 V,100 W bulbs are connected first in series and then in parallel. Each time the combination is connected to a 220 V AC supply line. The power drawn by the combination in each case respectively will be :

Two identical resistor each of resistance 10 Omega are connected in (i)series and then (ii) in parallel in line to a battery of 6 volts. Calculate the ratio of power consumed in the combination of resistor in the two case.

Ten 60W,220V bulbs are connected in series to 220V supply.Power consumed in the circuit is

Ten 60 W, 220 V bulbs are connected in series to 220 V supply . Power consumed in the circuit is

A 200 W and 100 W bulbs, both meant for operation at 220 V, are connected in series to 220 V. The power consumption by the combination is

Two bulbs are marked 200 V, 300 W and 200 V, 600 W , respectively. The bulbs are connected in series and the combination is connected to a 200 V supply . (a) Which bulb will produce more illumination ? (b) Find the total power consumed by both the bulbs. (c ) Find the total power consumed if both the bulbs were connected in parallel.

Two bulbs B_1 " and " B_2 rated (50W, 100V) and (100W, 100V) respectively, are connected in series and this series combination is connected to a 220V source. Which one of the following option is correct?

AAKASH INSTITUTE-TEST 5-EXAMPLE
  1. Kirchoff's law of junction is also called the law of conservation of

    Text Solution

    |

  2. The charger Q(in coulomb) flowing through a resistance (R = 10Omega) v...

    Text Solution

    |

  3. Two 220 volt, 200 W bulbs are connected first in series and then in pa...

    Text Solution

    |

  4. Two cities are 80 km apart. The electric power is sent from one city t...

    Text Solution

    |

  5. Two wires of the same dimensions but resistivities rho(1) and rho(2) a...

    Text Solution

    |

  6. The current density (to J) at cross-sectional area (to A = (2hati + 4h...

    Text Solution

    |

  7. Three identical bulbs are connected in parallel across in ideal source...

    Text Solution

    |

  8. A group of six identical cells each of emf E and internal resistance r...

    Text Solution

    |

  9. In the given circuit, the switch S is closed at time t = 0, then selec...

    Text Solution

    |

  10. In the given circuit, the switch S is closed at time t=0 then select t...

    Text Solution

    |

  11. A group of six identical cells each of emf E and internal resistance r...

    Text Solution

    |

  12. Three identical bulbs are connected in parallel across an ideal source...

    Text Solution

    |

  13. The equivalent resistance between points A and B in the circuit shown ...

    Text Solution

    |

  14. The mixed grouping of partical cells are shown in the figure . The giv...

    Text Solution

    |

  15. A simple potentiometer circuit is shown in the figure. The internal re...

    Text Solution

    |

  16. The current density vecJ at cross sectional area vecA=(2hati+4hatj) mm...

    Text Solution

    |

  17. The wires is of same dimension but resistivities rho1 and rho2 are con...

    Text Solution

    |

  18. A carbon and an aluminium wire are connected in series . If the combin...

    Text Solution

    |

  19. Two cities are 80 km apart . The electric power is sent from one City ...

    Text Solution

    |

  20. Consider the ladder network shown is the figure . The value of X, so t...

    Text Solution

    |