Home
Class 12
PHYSICS
A circuit consists of three identical la...

A circuit consists of three identical lamps connected to a battery as shown in the figure. When the switch S is closed then the intensities of lamps A and B

A

will increase by eight times

B

will decrease by two times

C

will increase by more than two times

D

will remain the same

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • NTA NEET SET 70

    NTA MOCK TESTS|Exercise PHYSICS|45 Videos

  • NTA NEET SET 72

    NTA MOCK TESTS|Exercise PHYSICS|45 Videos

Similar Questions

Explore conceptually related problems

A circuit consists of three identical lamps connected to a battery as shown in figure. When the switch S is closed then the intensities of lamps A and B

A series circuit consists of three identical lamps connected to a battery as shown in Fig. 7.13 . when the switch S is closed, what happens (a) to the intensities of lamps A and B , (b) to the intensity of lamp C , ( c ) to the current in the circuit , and (d) to the voltage drop across the three lamps ? Does the power dissipated in the circuit increase, decrease, or remain the same ?

Three identical bulbs P, Q and R are connected to a battery as shown in the figure. When the circuit is closed.

A series circuit consists of three bulbs connected to a battery as shown. When switch S is closed, what happens to (a) Power consumed in bulb X and Y (b) Power consumed in bulb Z (c ) the current in the circuit (d) the voltage drop across three bulbs and (e) the power consumed in circuit?

In the circuit shown above, when then switch S is closed,

Three capacitors each of capacitance C = 2muF are connected with a battery of emf 30 V as shown in the figure . When the switch S is closed , the heat generated in the circuit will be

Two capacitors A and B are connected in series with a battery as shown in the figure. When the switch S is closed and the two capacitors get charged fully, then

Three bulbs A, B, C are connected in a circuit as shown in Figure 14.2. When the switch is ‘ON’

In the circuit as shown in figure the switch is closed at t = 0 . At the instant of closing the switch

Assertion : If three identical bulbs are connected in series as shown in figure then on closing the switchs. Bulb C short circuited and hence illumination of bulbs A and B decreases. Reason : Voltage on A and B decreases

NTA MOCK TESTS-NTA NEET SET 71-PHYSICS
  1. A body of mass 1 kg is rotating in a verticle circle of radius 1 m .Wh...

    Text Solution

    |

  2. Two potential difference between A and B in the following circuit is

    Text Solution

    |

  3. A circuit consists of three identical lamps connected to a battery as ...

    Text Solution

    |

  4. A current of 5A is flowing at 220V in the primary coil of a transforme...

    Text Solution

    |

  5. Figure show a square loop of side 0.5 m and resistance 10Omega. The ma...

    Text Solution

    |

  6. Two positive ions , each carrying a charge q , are separated by a dist...

    Text Solution

    |

  7. A hollow insulated conducting sphere is given a positive charge of 10 ...

    Text Solution

    |

  8. A particle is kept at rest at a distance R (earth's radius) above the ...

    Text Solution

    |

  9. A car accelerates from rest at a constant rate for some time after wh...

    Text Solution

    |

  10. How is the temperature of stars determined by

    Text Solution

    |

  11. Two moles of a certain ideal gas at 300K is cooled at constant volume ...

    Text Solution

    |

  12. If 50 cal of heat is supplied to the system containing 2 mol of an ide...

    Text Solution

    |

  13. A bar magnet is cut into two equal halves by a plane parallel to the m...

    Text Solution

    |

  14. A wire of arbitrary shape carries a current I = 2 A. Consider the port...

    Text Solution

    |

  15. The ratio of the magnetic fields due to small bar magnet in end positi...

    Text Solution

    |

  16. A stone is released from an aeroplane which is rising with upward acce...

    Text Solution

    |

  17. An artillary piece which consistently shoots its shells with the same ...

    Text Solution

    |

  18. A rod length AB is moving with ends remaining in contact with friction...

    Text Solution

    |

  19. A block of mass 1 kg lies on a horizontal surface in a truck. The coef...

    Text Solution

    |

  20. An alpha particle of energy 5 MeV is scattered through 180^(@) by a fo...

    Text Solution

    |