Home
Class 12
PHYSICS
A current increase uniformly from zero t...

A current increase uniformly from zero to one ampere in `0.01` second , in a coil of unductance `10 mH`. The induced e.m.f. will be-

A

1 V

B

2 V

C

3 V

D

4 V

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • DUAL NATURE OF MATTER AND RADIATION

    DISHA|Exercise Physics|30 Videos
  • ELECTROMAGNETIC WAVES

    DISHA|Exercise Physics|29 Videos

Similar Questions

Explore conceptually related problems

In an inductance coil the current increases from zero to 6 ampere in 0.3 second by which an induced e.m.f. of 60 volt is produced in it. The value of coefficient of self-induction of coil is

If the current increases from zero to 1A in 0.1 s in a coil of 5 mH then magnitude of induced emf will be

A coil having an inductance of 0.5 H carries a current which is uniformly varying from zero to 10 ampere in 2 second. The e.m.f. (in volts) generated in the coil is

The inductance of a coil is 60muH . A current in this coil increase from 1.0 A to 1.5 A in 0.1 second. The magnitude of the induced e.m.f. is

The average e.m.f. induced in a coil in which the current changes from 2 ampere to 4 ampere in 0.05 second is 8 volt . What is the self inductance of the coil ?

The average e.m.f. induced in a coil in which the current changes from 2 amperes to 4 amperes in 0.05 seconds is 8 volts. What is the self-inductance of the coil?

The current through choke coil increases form zero to 6 A in 0.3 seconds and an induced e.m.f. of 30 V is produced. The inductance of the coil of choke is

The coefficient of mutual inductance of the two coils is 0.5 H . If the current is increased from 2 to 3 A ln 0.01 sec . In one of them, then the induced e.m.f. in the second coil is :

The coefficient of mutual inductance of the two coils is 0.5 H. if the current is increased form 2 to 3 A in 0.1 sec. in one of them, then find the induced e.m.f in the second coil in Volts.

The current decays from 5A to 2A in 0.01 s in a coil. The emf induced in a coil nearby it is 30V . The mutual inductance between the coils is

DISHA-ELECTROMAGNETIC INDUCTION-Physics
  1. Statement-1 : An aircraft flies along the meridian, the potential at t...

    Text Solution

    |

  2. Asseration:Lenz's law violates the principle of conservation of energy...

    Text Solution

    |

  3. A current increase uniformly from zero to one ampere in 0.01 second , ...

    Text Solution

    |

  4. The current in a coil varies with respect to time t as I=3t^(2)+2t. If...

    Text Solution

    |

  5. Two circule coil can be arranged in any of the three situations shown ...

    Text Solution

    |

  6. A current of 10 A in primary of a circuit is reduced to zero at a unif...

    Text Solution

    |

  7. Three inductances are connected as shown below. Assuming no coupling,...

    Text Solution

    |

  8. A solenoid has an inductance of 50 mH and a resistance of 0.025 Omega....

    Text Solution

    |

  9. The current in the primary coil of a transformer (assuming no power lo...

    Text Solution

    |

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

    Text Solution

    |

  11. An inductor (L = 100 mH), a resistor (R = 100Omega) and a battery (E =...

    Text Solution

    |

  12. which of ther following is constructed on the principle of electromagn...

    Text Solution

    |

  13. In the circuit, E = 10 volt, R(1) = 5.0 ohm, R(2) = 10 ohm and L = 5.0...

    Text Solution

    |

  14. Two inductors L(1) and L(2) are at a sufficient distance apart. Equiva...

    Text Solution

    |

  15. If the current in the primary coil is reduced from 3.0 ampere to zero ...

    Text Solution

    |

  16. A 50 Hz a.c. current of crest value 1A flows through the primary of a ...

    Text Solution

    |

  17. In an inductor of inductance L=100mH, a current of I=10A is flowing. T...

    Text Solution

    |

  18. A step up transformer has transformation ratio 5 : 3. What is voltage ...

    Text Solution

    |

  19. A step down transformer has turn ration 100//1. If secondary coil has ...

    Text Solution

    |

  20. A step-down transformer is used on a 1000 V line to deliver 20A at 120...

    Text Solution

    |