Gamma Question Bank for Engineering Physics>Chapter 19 - Magnetism and Matter>Assignment Set-2>Q 36

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The variation of magnetic susceptibility $(χ)$ with temperature for a diamagnetic substance is best represented by figure

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Important Questions on Magnetism and Matter

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Gamma Question Bank for Engineering Physics>Chapter 19 - Magnetism and Matter>EXERCISE 5.1>Q 8

Two similar magnets of magnetic moments

M_{1}

and

M_{2}

are taken and vibrated in a vibration magnetometer with their

(a)

Unlike poles together

(b)

Like poles together respectively.
The ratio of their time period is

2 : 1

. Then the ratio

M_{1} : M_{2}

is

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Gamma Question Bank for Engineering Physics>Chapter 19 - Magnetism and Matter>Assignment Set-2>Q 37

Domains for motion is not necessary feature of

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Gamma Question Bank for Engineering Physics>Chapter 19 - Magnetism and Matter>Assignment Set-2>Q 39

Area under this given curve gives

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Gamma Question Bank for Engineering Physics>Chapter 19 - Magnetism and Matter>Assignment Set-2>Q 41

Two bar magnets having their moment of inertia

I_{1} : I_{2} = 2 : 5

oscillate in horizontal plane with time periods

T_{1}

and

T_{2}

as

3 s

and

4 s

respectively. If ratio of their magnetic moments

(\frac{M_{1}}{M_{2}})

is

\frac{N}{45},

then value of

N

is _____

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Gamma Question Bank for Engineering Physics>Chapter 19 - Magnetism and Matter>Assignment Set-2>Q 45

The vertical component of earth's magnetic field at a place is

\sqrt{3}

times the magnitude of horizontal component. The angle (in degree) of dip at the place is _____

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Gamma Question Bank for Engineering Physics>Chapter 19 - Magnetism and Matter>EXERCISE 5.1>Q 2

Ratio of magnetic field at same distance on axial line and on equatorial line from a short magnet is

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Gamma Question Bank for Engineering Physics>Chapter 19 - Magnetism and Matter>EXERCISE 5.1>Q 10

The magnetic field lines inside a bar magnet

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Gamma Question Bank for Engineering Physics>Chapter 19 - Magnetism and Matter>EXERCISE 5.2>Q 13

The susceptibility of paramagnetic material is

K

at

27 ° C

. At what temperature will its susceptibility be

0.5 K ?