Home
Class 12
PHYSICS
The counductor AD moves to the right in ...

The counductor `AD` moves to the right in a uniform magnetic field directed into the plane of the paper.

A

(a) The free electron in `AD` will move toward `A`

B

(b) `D` will acquire a positive potential with respect to `A`

C

(c ) A current will flow from `A to D` in `AD` in closed loop

D

(d) The current in `AD` flows from lower to higher potential

Text Solution

Verified by Experts

The correct Answer is:
A, B, C, D

(a,b,c,d): Use concept of motional emf
Promotional Banner

Topper's Solved these Questions

  • ELECTROMAGNETIC INDUCTION

    CENGAGE PHYSICS ENGLISH|Exercise Exercises Asserton - Reasoning|8 Videos
  • ELECTROMAGNETIC INDUCTION

    CENGAGE PHYSICS ENGLISH|Exercise Exercises Linked Comprehension|36 Videos
  • ELECTROMAGNETIC INDUCTION

    CENGAGE PHYSICS ENGLISH|Exercise Exercises Single Correct|79 Videos
  • ELECTRICAL MEASURING INSTRUMENTS

    CENGAGE PHYSICS ENGLISH|Exercise M.C.Q|2 Videos
  • ELECTRON,PHONTS,PHOTOELECTRIC EFFECT & X-RAYS

    CENGAGE PHYSICS ENGLISH|Exercise dpp 3.3|15 Videos

Similar Questions

Explore conceptually related problems

The conductor AD moves to the right in a magnetic field directed into the paper. Then

A long conducting wire AH is moved over a conducting triangular wire CDE with a constant velocity v in a uniform magnetic field vec(B) directed into the plane of the paper. Resistance per unit length of each wire is rho . Then

A conducting rod AC of length 4l is rotated about point O in a uniform magnetic field vec(B) directed into the plane of the paper. AO = l and OC = 3l . Find V_(A) - V_(C) .

A bar of mass mand length I moves on two frictionless parallel rails in the presence of a uniform magnetic field directed into the plane of the paper. The bar is given an initial velocity v_(i) to the right and released. Find the velocity of bar, induced emfacross the bar und the current in the circuit as a function of time.

A closed loop with the geometry shown in Fig. 3.9 is placed in a uniform magnetic field direction into the plane of the paper. If the magnetic field decreases with time, determine the direction of the induced emf in this loop.

A conducting rod PQ of length L = 1.0 m is moving with a uniform speed v = 2.0 m s^(-1) in a uniform magnetic field B = 4.0 T directed into the plane of the paper. A capacitor of capacity C = 10muF is connected as shown in , then

A wire is bent to form the double loop shown in figure. There is a uniform magnetic field directed into the plane of the loop. If the magnitude of this field is decreasing current will flow from:

In a uniform magnetic field, the field lines are :

Consider a thin metallic sheet perpendicular to the plane of the paper moving with speed upsilon in a uniform magnetic field B going into the plane of the paper (See figure.) If charge densities sigma_1 and sigma_2 are induced on the left and right surfaces, respectively, of the sheet then (ignore fringe effects.)

A wire frame of given shape, carrying current of 10 A is placed in uniform magnetic field 100 T directed into the plane of paper as shown in figure. The net force acting on frame is

CENGAGE PHYSICS ENGLISH-ELECTROMAGNETIC INDUCTION-Exercises Multiple Correct
  1. A uniform circular loop of radius a and resistance R palced perpendicu...

    Text Solution

    |

  2. A conducting wire of length l and mass m can slide without friction on...

    Text Solution

    |

  3. A conducting rod of length l is hinged at point O. It is a free to rot...

    Text Solution

    |

  4. A conducting rod of length is moved at constant velocity v(0) on two p...

    Text Solution

    |

  5. In the figure shown 'R' is a fixed conducting fixed ring of negligible...

    Text Solution

    |

  6. An infinite current-carrying conductor is placed along the z-axis and ...

    Text Solution

    |

  7. A disc of radius R is rolling without sliding on a horizontal surface ...

    Text Solution

    |

  8. A conducting loop rotates with constant angular velocity about its fix...

    Text Solution

    |

  9. A bar magnet is moved between two parallel circular loops A and B with...

    Text Solution

    |

  10. A bar magnet moves toward two idential parallel circular loops with a...

    Text Solution

    |

  11. A highly conducting ring of radius R is perpendicular to and concentri...

    Text Solution

    |

  12. The acceleration of the charge on the gap faces will cease when the to...

    Text Solution

    |

  13. In the figure shown , the wires P(1)Q(1) and P(2)Q(2) are made to slid...

    Text Solution

    |

  14. A small magnet M is allowed to fall through a fixed horizontal conduct...

    Text Solution

    |

  15. The counductor AD moves to the right in a uniform magnetic field direc...

    Text Solution

    |

  16. The magnitude of the earth's magnetic field at a place is B(0) and an...

    Text Solution

    |

  17. A vertical conducting ring ogradius R falls vertically in a horizontal...

    Text Solution

    |

  18. A flat coil, C, of n turns, area A and resistance R, is placed in a un...

    Text Solution

    |

  19. In the above problem. The plane of the coil is initially kept parallel...

    Text Solution

    |

  20. In the above question if the coil rotates with a constant angular velo...

    Text Solution

    |