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Moving Charges and Magnetism Test - 24
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Moving Charges and Magnetism Test - 24

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  • Question 1/10
    4 / -1
    Two long straight wires are set parallel to each other. Each carries a current I in the same direction and the separation between them is 2r. The intensity of magnetic field at a point P midway between them is

    Solutions

  • Question 2/10
    4 / -1
    A wire carrying current I is shaped as shown in Fig. Section AB is quarter circle of radius r. the magnetic field is directed

  • Question 3/10
    4 / -1
    Two long straight wires are set parallel to each other. Each carries a current I in the same direction and separation between them is 2r. magnitude of magnetic field midway between them is
  • Question 4/10
    4 / -1
    Fig shows a conducting loop ADCA carrying current I and placed in a region of uniform magnetic field induction B0. the part ADC forms a semicircle of radius R. The force on the semicircle part of the loop ADC is equal to

  • Question 5/10
    4 / -1
    A current carrying circular loop is placed in x – y plane fig. Magnetic field is switched in z – direction. The loop will

  • Question 6/10
    4 / -1
    Electron, portion and α – particle are released perpendicular to a magnetic field with same kinetic energy. Then the radius of curvature of the circular path of
    Solutions

  • Question 7/10
    4 / -1

    Solutions

  • Question 8/10
    4 / -1

    Solutions

  • Question 9/10
    4 / -1
    Three long straight parallel wires carrying currents, are arranged as shown in fig. The force experienced by a 25 cm length of wire C is

    Solutions

  • Question 10/10
    4 / -1
    Electron of mass m and charge q is traveling with a speed of v along a circular path of radius r at right angles to a uniform magnetic field of intensity B. the speed of the electron is doubled and the magnetic field is halved, the resulting path would have a radius
    Solutions

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