Home
Class 12
PHYSICS
Assertion : In the circuit shown in figu...

Assertion : In the circuit shown in figure, battery is ideal. If a resistance `R_(0)` is cannected in parallel with R, then power across R will increase.

Reason : Current drawn from the battery will increase.

A

If both Assertion and Reason are true and Reason is the correct explanation of Assertion.

B

If both Assertion and Reason are true and Reason is not correct explanation of Assertion.

C

If Assertion is true but Reason is false.

D

If Assertion is false but Reason is true.

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • CURRENT ELECTRICITY

    DC PANDEY|Exercise Match the columns|4 Videos
  • CURRENT ELECTRICITY

    DC PANDEY|Exercise Medical entrances gallery|97 Videos
  • CURRENT ELECTRICITY

    DC PANDEY|Exercise Taking it together|142 Videos
  • COMMUNICATION SYSTEM

    DC PANDEY|Exercise Subjective|11 Videos
  • ELECTROMAGNETIC INDUCTION

    DC PANDEY|Exercise Medical entrances gallery|25 Videos

Similar Questions

Explore conceptually related problems

In the circuit shown in figure resistance of each wire is r. Net resistance across

The current drawn from the battery shown in the figure is ltBrgt

A simple circuit contains an ideal battery and a resistance R. If a second resistor is placed in parallel with the first.

Assertion: In the part of the circuit shown in figure, maximum power is produced across R . Reason : Power P=V^2/R

Assertion :In the circuit shown in figure R is variable. Value of current I is maximum when R=r . Reason: At R=r , maximum power is produced across R.

In the circuit shown in the figure, in steady state: The current drawn from the battery is

In the circuit shown in the figure, the current drawn from the battery is 4A . If 10 Omega resistor is replaced by 20 Omega resistor, then current drawn from the circuit will be

In the following circuit, the current drawn from the battery is 2A. If the 5 Omega resistance is replaced by a 20 Omega resistor, then the current drawn from the battery will be

In the circuit as shown if the current drawn through battery is 0.5A . Then

If a resistance R_(2) is connected in parallel with the resistance R in the circuit shown, then possible value of current through R and the possible value of R_(2) will be

DC PANDEY-CURRENT ELECTRICITY-B. Assertion and reason
  1. Assertion : V = iR is Ohm's law. Reason : V - I graph is always a st...

    Text Solution

    |

  2. Assertion : Current versus potential difference (i-V) graph for a cond...

    Text Solution

    |

  3. Assertion : If a current flows through a wire of non-uniform cross-sec...

    Text Solution

    |

  4. Assertion : In our houses when we start switching on different light b...

    Text Solution

    |

  5. Assertion : If a current is flowing through a conducting wire of non-u...

    Text Solution

    |

  6. Assertion : Kilovol-ampere (kVA) and kilowatt-hour have the same dimen...

    Text Solution

    |

  7. Assertion : If by mistake, a voltmeter is connected in series, then ci...

    Text Solution

    |

  8. Assertion : Resistance of an ammeter is less than the resistance of a ...

    Text Solution

    |

  9. Assertion : A resistance wire is broken into four pices and all are co...

    Text Solution

    |

  10. Assertion : Potential difference across the terminals of a battery is ...

    Text Solution

    |

  11. Assertion : Inside a conductor, electrons have no motion in the absenc...

    Text Solution

    |

  12. Assertion : Current between two points in an electrical always flows f...

    Text Solution

    |

  13. Assertion : In case of potentiometer experiment, if emfs of known and ...

    Text Solution

    |

  14. Assertion : In potentiometer experiment, null point cannot be obtained...

    Text Solution

    |

  15. Assertion : In the circuit shown in figure, battery is ideal. If a res...

    Text Solution

    |

  16. Assertion : Two 60 W bulbs are first connected in series and then in p...

    Text Solution

    |

  17. Assertion : Two resistance wires shown in figure are of same material....

    Text Solution

    |

  18. Assertion : Two identical bulbs when connected across a battery, produ...

    Text Solution

    |