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An arrangement of two identical circular coils mounted coaxially in series with their centers at a distance apart equal to the radius of each coil is used in

Helmholtz galvanometer

Deflection galvanometer

Series galvanometer

Tangent galvanometer

The line integral of the magnetic induction B around any closed path is equal to times the net current across the area bounded by this path. It is called

Ampere’s law

Laplace’s law

Gauss’s law

Faraday’s law

The electric lines of flux leave and terminate on charges while the magnetic lines of flux are_______ closed loops.

Continuous

Discontinuous

Temporary

None of the above

The moving coil galvanometer is most useful for the detection of very small current of the order of

10-2 ampere

10-1 ampere

10-20 ampere

10-8 ampere

The angle between the magnetic meridian and the geographical meridian is called the

Dip angle

Magnetic inclination

Magnetic declination

Slope angle

The work done, by a magnetic force on a charged particle

Is unity

Is zero

Depends on the magnitude of magnetic force

Depends on the magnitude of charge on the particle

“Magnetic properties of matter were the result of tiny atomic currents due to continuous rotation of electrons in atoms about the axis passing through the atomic nuclei” was first suggested by

Coulomb

Faraday

Ampere

Biot-savart

For the charged particles moving with velocities much smaller than the velocity of light c, the magnetic interaction will be very much _______ than the electric interaction.

Smaller

Larger

Weaker

None of the above

/

Pierre Simon Laplace

Ampere

Biot and Savart

All of the above

For a long straight wire carrying current, I, the value of B is _____for all point at the same distance from the long straight wire

Same

Different

10 wb/m2

None of the above

Helmholtz galvanometer

Deflection galvanometer

Series galvanometer

Tangent galvanometer

The line integral of the magnetic induction B around any closed path is equal to times the net current across the area bounded by this path. It is called

Ampere’s law

Laplace’s law

Gauss’s law

Faraday’s law

The electric lines of flux leave and terminate on charges while the magnetic lines of flux are_______ closed loops.

Continuous

Discontinuous

Temporary

None of the above

The moving coil galvanometer is most useful for the detection of very small current of the order of

10-2 ampere

10-1 ampere

10-20 ampere

10-8 ampere

The angle between the magnetic meridian and the geographical meridian is called the

Dip angle

Magnetic inclination

Magnetic declination

Slope angle

The work done, by a magnetic force on a charged particle

Is unity

Is zero

Depends on the magnitude of magnetic force

Depends on the magnitude of charge on the particle

“Magnetic properties of matter were the result of tiny atomic currents due to continuous rotation of electrons in atoms about the axis passing through the atomic nuclei” was first suggested by

Coulomb

Faraday

Ampere

Biot-savart

For the charged particles moving with velocities much smaller than the velocity of light c, the magnetic interaction will be very much _______ than the electric interaction.

Smaller

Larger

Weaker

None of the above

/

Pierre Simon Laplace

Ampere

Biot and Savart

All of the above

For a long straight wire carrying current, I, the value of B is _____for all point at the same distance from the long straight wire

Same

Different

10 wb/m2

None of the above

TOPICS: MAGNETIC EFFECT OF CURRENT

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