Home
Class 10
PHYSICS
Let the resistance of an electrical comp...

Let the resistance of an electrical component remains constant while the potential difference across the two ends of the components decreases to half of its former value. What change will occur in the current through it ?

Text Solution

Verified by Experts

Current flowing in the conductor will also become half.
Promotional Banner

Topper's Solved these Questions

  • ELECTRICITY

    OSWAAL PUBLICATION|Exercise Textbook Exercises|22 Videos
  • ELECTRICITY

    OSWAAL PUBLICATION|Exercise TOPIC-2 ( Long Answer Type Questions )|29 Videos
  • LIGHT-REFLECTION AND REFRACTION

    OSWAAL PUBLICATION|Exercise NCERT CORNER (TEXTBOOK EXERCISES)|15 Videos

Similar Questions

Explore conceptually related problems

Let the resistance of an electrical component remain constant while the potential difference across the two ends of the component decreases to half of its former value. What change will occur in the current through it?

The resistance of a ralstor Is kept constant and the potential difference across its two ends is decreased to half of its former value. State the change that will occur in the current through it.

A resistance of 20 ohms has a current of 2 amperes flowing in it. What potential difference is there between its ends?

A current of 0.2 Ampere flows through a conductor of resistance 4.5Omega Calculate the potential difference at the ends of the conductor.

A constant potential difference is applied across the ends of a wire. Which one of the following operations will reduce the rate of heat generation to half ?

Two cells of internal resistance r_1 and r_2 and of same emf are connected in series across a resistor of resistance R. If the terminal potential difference across the call of internal resistance r_1 is zero , then the value of R is

In an AC circuit the reactance of coil is sqrt3 times its resistance the phase difference between the voltage across the coil to the current through the coil is

The internal resistance of cell is 0.1 Omega and its emf is 2V. When a current of 2A is being drawn from it, the potential difference across its terminals will be :

OSWAAL PUBLICATION-ELECTRICITY-NCERT CORNER ( Intext Questions )
  1. Name a device that helps to maintain a potential difference across a c...

    Text Solution

    |

  2. What is meant by saying that the potential difference between two poin...

    Text Solution

    |

  3. How much energy is given to each coulomb of charge passing through a 6...

    Text Solution

    |

  4. On what factors does the resistance of a conductor depend?

    Text Solution

    |

  5. Will current flow more easily through a thick wire or a thin wire of t...

    Text Solution

    |

  6. Let the resistance of an electrical component remains constant while t...

    Text Solution

    |

  7. Why are coils of electric toasters and electric irons made of an alloy...

    Text Solution

    |

  8. Use the data in Table 12.2 to answer the following- (a) Which among ...

    Text Solution

    |

  9. Draw a schematic diagram of a circuit consisting of a battery of three...

    Text Solution

    |

  10. Redraw the circuit of question 1, putting in an ammeter to measure the...

    Text Solution

    |

  11. Judge the equivalent resistance when the following are connected in pa...

    Text Solution

    |

  12. An electric lamp of 100Omega , a toaster of resistance 50Omega, and a ...

    Text Solution

    |

  13. What are the advantages of connecting electrical devices in parallel w...

    Text Solution

    |

  14. How can three resistors of resistances 2Omega,3Omegaand6Omega be conne...

    Text Solution

    |

  15. What is the lowest total resistance that can be secured by combination...

    Text Solution

    |

  16. Why does the cord of an electric heater not glow while the heating ele...

    Text Solution

    |

  17. Compute the heat generated while transferring 96000 coulomb of charge ...

    Text Solution

    |

  18. An electric iron of resistance 20Omega takes a current of 5 A. Calcula...

    Text Solution

    |

  19. What determines the rate at which energy is delivered by a current?

    Text Solution

    |

  20. An electric motor takes 5 A from a 220 V line. Determine the power of ...

    Text Solution

    |