Home
Class 12
PHYSICS
The wiring of a house has resistance 6 O...

The wiring of a house has resistance `6 Omega A 100 W` bulb is glowing. If a geyser of `1000 W` is switched on, the changee in potential drop across the bulb is nearly

A

Nil

B

23V

C

32V

D

12V

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • HEATING EFFECT OF CURRENT

    CENGAGE PHYSICS|Exercise Calculating Thermal Power in Resistance|14 Videos
  • GRAVITATION

    CENGAGE PHYSICS|Exercise Question Bank|39 Videos
  • INDUCTANCE

    CENGAGE PHYSICS|Exercise Concept Based|9 Videos

Similar Questions

Explore conceptually related problems

The potential drop across the 3 Omega resistor is

Which has more resistance : 100 W bulb or 60 W bulb ?

The supply voltage to room is 120 V. The resistance of the lead wires is 6Omega . A 60 W bulb is already switched on. What is the decrease of voltage across the bulb, when a 240 W heater is switched on in parallel to the bulb?

Find the resistance of 80 W, 240 V bulb.

Find the resistance of 60 W, 240 V bulb.

The given potentiometer has its wire of resistance 10 Omega When the sliding contact is in the middle of the potentiometer wire, the potential drop across 2 Omega resistor is :

Which one is having more resistance,100 W bulb or a 50 W bulb?

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

(a)find the potential drops across the two resistors shown in figure. (b) A voltmeter of resistance (600 Omega) is used to measure the potential drop across the (300 Omega) resistor.What will be the measured potential drop?

Two bulbs one of 60W and the other of 100W , are connected in series across a supply (i) The current through each is same (ii)The potential drop across 60W bulb is more (iii) The potential drop acorss each is the same (iv) The current through 100W bulb is more

CENGAGE PHYSICS-HEATING EFFECT OF CURRENT-Thermal Power in Resistance Connected in Circuit
  1. In the circuit shown in fig the heat produced in the 5 ohm resistor du...

    Text Solution

    |

  2. Water boils in an electric kettle in 15 minutes after switching on. If...

    Text Solution

    |

  3. In the circuit as shown in the figure, the heat produced by 6 ohm resi...

    Text Solution

    |

  4. The resistance of a heater coil is 110 ohm. A resistance R is connecte...

    Text Solution

    |

  5. Four identical electrical lamps are labelled 1.5 V 0.5 A which describ...

    Text Solution

    |

  6. If the cell of emf 5 volt shown in the figure gives a power of 10W. Q,...

    Text Solution

    |

  7. (A) Consider circuit in figure. How much energy is absorbed by electro...

    Text Solution

    |

  8. Battery shown in figure has e.m.f. E and internal resistance r. Curren...

    Text Solution

    |

  9. Two identical electric lamps marked 500 W, 220 V are connected in seri...

    Text Solution

    |

  10. Figure 7.37 shows a network of three resistances. When some potential...

    Text Solution

    |

  11. If the length of the filament of a heater is reduced by 10%, the power...

    Text Solution

    |

  12. The resistance of the filament of a lamp increases with the increase i...

    Text Solution

    |

  13. In the following circuit, 18Omega resistor develops 2J/sec due to curr...

    Text Solution

    |

  14. For ensuring dissipation of same energy in all three resistors (R(1), ...

    Text Solution

    |

  15. The resistance of the filament of an electric bulb changes with temper...

    Text Solution

    |

  16. An electric bulb rated for 500 W at 100 V is used in a circuit having ...

    Text Solution

    |

  17. The wiring of a house has resistance 6 Omega A 100 W bulb is glowing. ...

    Text Solution

    |

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

    Text Solution

    |

  19. Consider a resistor of uniform cross-sectional area connected to a bat...

    Text Solution

    |

  20. A variable current flows through a 1Omega resistor for 2 s. Time depe...

    Text Solution

    |