Home
Class 12
PHYSICS
A conducting square frame of side 'a' an...

A conducting square frame of side `'a'` and a long straight wire carrying current `I` are located in the same plane as shown in the figure. The frame moves to the right with a constant velocity `'V'`. The emf induced in the frame will be proportional to

A

`1/((2x+a)^2)`

B

`1/((2x-a)(2x+a))`

C

`1/(x^2)`

D

`1/((2x-a)^2)`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • ELECTROMAGNETIC INDUCTION

    NARAYNA|Exercise EXERCISE-4|16 Videos

  • ELECTROMAGNETIC INDUCTION

    NARAYNA|Exercise ASSERTION & REASON|6 Videos

  • ELECTROMAGNETIC INDUCTION

    NARAYNA|Exercise EXERCISE-2 (H.W)|16 Videos

  • ELECTRO MAGNETIC WAVES

    NARAYNA|Exercise LEVEL-II(H.W)|14 Videos

  • ELECTROMAGNETIC WAVES

    NARAYNA|Exercise EXERCISE -4|15 Videos

Similar Questions

Explore conceptually related problems

A square frame with side a and a long straight wire carrying a current i are located in the same plane as m shown in figure. The fram translates to the right with a constant velocity v . Find the emf induced in the frame as a function of distance x .

The field due to a long straight wire carrying a current I is proportional to

A square frame of side 10 cm and a long straight wire carrying current 1 A are in the plane of the paper. Starting from close to the wire, the frame moves towards the right with a constant speed of 10ms^(-1) (sec figure). The e.m.f induced at the time the left arm of the frame is at x = 10 cm from the wire is

A square loop of side a is placed in the same plane as a long straight wire carrying a current i . The centre of the loop is at a distance r from wire where r gt gt a . The loop is moved away from the wire with a constant velocity v . The induced e.m.f in the loop is

An infinitely long straight wire carrying current I , one side opened rectangular loop and a conductor C with a sliding connector are located in the same plane , as shown in the figure. The connector has length l and resistance R . It slides of the right with a velocity v. The resistance of the conductor and the self inductance of the loop are negligible . The induced current in the loop , as function of separation r between the conductor and the straight wire is :

A square frame with side 'a' and a straight conductor carrying a constant current I are located in the same plane. The resistance of the frame is equal to R . The frame was turned through 180^(@) about the axis OO' separated from the current-carrying conductor by a distance b=2a . If the electric charge that flowed through the frame be expressed as a function of a,I,R it takes the form q= constant xxa^(m)xxI^(n)xxR^(p) . Find m+n+p .

A square wire frame with side a and a straight conductor carrying constant current I are located in the same plane (Fig). The inductance and the resitance of the frame are equal to L and R respectively. The frame was turned throgh 180^(@) about the axis OO' separated fromt the current carrying conductor by a distance b . FInd the electric charge having flown through the frame.

NARAYNA-ELECTROMAGNETIC INDUCTION-EXERCISE-3
  1. The primary and secondary coils of a transmformer have 50 and 1500 tur...

    Text Solution

    |

  2. A transformer is used to light a 100 W and 110 V lamp from a 220V main...

    Text Solution

    |

  3. What is the value of inductance L for which the current is a maximum i...

    Text Solution

    |

  4. The primary and secondary coils of a transmformer have 50 and 1500 tur...

    Text Solution

    |

  5. A long solenoid has 500 turns. When a current of 2A is passed through ...

    Text Solution

    |

  6. A circular disc of radius 0.2 m is placed in a uniform magnetic fied...

    Text Solution

    |

  7. A long solenoid has 500 turns. When a current of 2 A is passed through...

    Text Solution

    |

  8. A conducting circular loop is placed in a uniform magnetic field 0.04T...

    Text Solution

    |

  9. A rectangular, a square , a circular and an elliptical loop, all in th...

    Text Solution

    |

  10. Which of the following figure correctly depicts the Lenz’s law. The ar...

    Text Solution

    |

  11. A conducting circular loop is placed in a uniform magnetic field, B=0....

    Text Solution

    |

  12. A coil has resistance 30 ohm and inductive reactance 20 ohm at 50 Hz f...

    Text Solution

    |

  13. The current i in a coil varies with time as shown in the figure. The v...

    Text Solution

    |

  14. The current (I) in the inductance is varying with time according to th...

    Text Solution

    |

  15. A coil of resistance 400Omega is placed in a magnetic field. If the ma...

    Text Solution

    |

  16. A wire loop is rotated in magneitc field. The frequency of change of d...

    Text Solution

    |

  17. A thin semicircular conducting ring (PQR) of radius r is falling with ...

    Text Solution

    |

  18. An electron moves on a straight line path XY as shown. The abcd is a a...

    Text Solution

    |

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

    Text Solution

    |

  20. A long solenoid has 1000 turns. When a current of 4A flows through it,...

    Text Solution

    |