Home
Class 12
PHYSICS
The current i in an induction coil varie...

The current i in an induction coil varies with time t according to the graph shown in the figure-5.250. Which of the following graphs shows the induced EMF in the coil with time ?

A

B

C

D

Text Solution

Verified by Experts

The correct Answer is:
C
Induced emf, `E=-L(di)/(dt)`
or induced emf `prop-` slop of i-t graph. So, graph (c) is correct.
Promotional Banner

Topper's Solved these Questions

  • ELECTROMAGNETIC INDUCTION

    DC PANDEY|Exercise Medical entrance special format questions|17 Videos

  • ELECTROMAGNETIC INDUCTION

    DC PANDEY|Exercise Match the columns|5 Videos

  • ELECTROMAGNETIC INDUCTION

    DC PANDEY|Exercise Check point|60 Videos

  • CURRENT ELECTRICITY

    DC PANDEY|Exercise Medical entrances gallery|97 Videos

  • ELECTROMAGNETIC WAVES

    DC PANDEY|Exercise Sec C|22 Videos

Similar Questions

Explore conceptually related problems

The current i in an inductionn coil varies with time t according to the graph shown in the figure. Which of the following grahs shows athe induced emf (epsilon) in the coil with time?

The current is an induction coil varies with time t , according to the graph shown in figure. Which of the following graphs shows the induced emf (e) in the coil with time.

The current i in an induction coil varies with time according to the graph shown in figure. Which of the following graph shows induced emf in the coil with time:

An alternating current I in an inductance coil varies with time t according to the graph as shown: Which one of the following graph gives the variation of voltage with time?

The current (I) in the inductance is varying with time according to the plot shown in figure. Which one of the following is the correct variation of voltage with time in the coil?

The current (I) in the inductance is varying with time according to the plot shown in figure Which one of the following is the correct variation of voltage with time in the coil ?

DC PANDEY-ELECTROMAGNETIC INDUCTION-Taking it together
  1. When the current in the portion of the circuit shown in the figure is ...

    Text Solution

    |

  2. Two different coils have self-inductances L(1) = 8 mH and L(2) = 2 mH....

    Text Solution

    |

  3. The current i in an induction coil varies with time t according to the...

    Text Solution

    |

  4. A coil of inductance L=50muH and resistance = 0.5Omega is connected to...

    Text Solution

    |

  5. In the circuit shows in Fig, the coil has inductance and resistance. W...

    Text Solution

    |

  6. A cylindrical bar magnet is rotated about its axis (Figure). A wire is...

    Text Solution

    |

  7. There are two coils A and B as shown in Figure. A current starts flowi...

    Text Solution

    |

  8. Same as problem 4 except the coil A is made to rotate about a vertical...

    Text Solution

    |

  9. A rectangular loop of sides 10 cm and 5 cm with a cut is stationary be...

    Text Solution

    |

  10. The figure shows certain wire segments joined together to form a copla...

    Text Solution

    |

  11. A uniform magnetic field B exists in a cylindrical region of radius I0...

    Text Solution

    |

  12. shows a circular wheel of radius 10.0 cm whose upper half, shown dark...

    Text Solution

    |

  13. A wire of length 10cm translates in a direction making an angle of 60^...

    Text Solution

    |

  14. The loop shown moves with a velocity v in a uniform magnetic field of ...

    Text Solution

    |

  15. shows a conducting loop being pulled out of a magnetic field with a sp...

    Text Solution

    |

  16. A square loop of wire with side length 10 cm is placed at angle of 45^...

    Text Solution

    |

  17. The diagram below shows two coils A and B placed parallel to each othe...

    Text Solution

    |

  18. A magnet is dropped down an infinitely long vertical copper tube

    Text Solution

    |

  19. An aluminium ring B faces an electromagnet A. The current I through A ...

    Text Solution

    |

  20. A conducting square frame of side 'a' and a long straight wire carryin...

    Text Solution

    |