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The north pole of a long bar magnet was ...

The north pole of a long bar magnet was pushed slowly into a short solenoid connected to a galvanometer. The magnet was held stationery for a few seconds with the north pole in the middle of the solenoid and then withdrawn rapidly. The maximum deflection of the galvanometer was observed when the magnet was :

A

moving towards the solenoid

B

moving into solenoid

C

at rest inside the solenoid

D

moving out of the solenoid

Text Solution

Verified by Experts

The correct Answer is:
D
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Knowledge Check

  • The north pole of a long bar magnet was pushed slowly into a short solenoid connected to a galvanmeter. The magnet was held stationary for a few seconds with the north pole in the middle of the solenoid and then withdrawn repidly. The maximum deflection of the galvanometer was observed when the magnet was

    A
    moving toward the solenoid
    B
    moving into the solenoid
    C
    at rest inside the solenoid
    D
    moving out of the solenoid

  • The bar magnet is placed along the axis of the solenoid as shown in figure. When the magnet is stationary (v = 0), galvanometer shows

    A
    deflection to the right
    B
    deflection to the left
    C
    no deflection
    D
    depends on the temperature

  • The north pole of a bar magnet is raidly introduced into a solenoid at one end (say A). Which of the following statements correctly depicts the phenomenon taking place?

    A
    No induced emf is developed.
    B
    The end A of the solenoid behaves like a south pole.
    C
    The end A of the solenoid behaves like north pole.
    D
    The end A of the solenoid acquires positive potential.

    • Similar Questions

    Explore conceptually related problems

    A coil of insulated copper wire is connected to a galvanometer. What would happen if a bar magnet is withdrawn from Side the coil?

    A long bar magnet has a pole strength of 10 Am . Find the magnetic field at a point on the axis of the magnet at a distance of 5cm from the north pole of the magnet.

    A copper coil is connected to a galvanometer. What would happen if a bar magnet is (i) pushed into the coil with its north pole entering first (ii) held at rest inside the coil (iii) pulled out again?

    A copper coil is connected to a galvanometer. What would happen if a bar magnet is (i) pushed into the coil with its north pole entering first (ii) held at rest inside the coil (iii) pulled out again?

    Both outside and inside a bar magnet, the magnetic field lines start from north pole and end at the south pole.

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