Magnetism and Matter Test

Result

Magnetism and Matter Test - 29

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Weekly Quiz Competition

Question 1
4 / -1

The line on the earth\'s surface joining the points where the field is horizontal is

A
Magnetic meridian

B
Magnetic axis

C
Magnetic line

D
Magnetic equator
Question 2
4 / -1

Let V and H be the vertical and horizontal component of earth\'s magnetic field at any point on earth. Near the north pole

A
V >> H

B
V << H

C
V = H

D
V = H = 0
Question 3
4 / -1

The angle of dip at a place on the earth gives

A
The horizontal component of the earth's magnetic field

B
The location of the geographic meridian

C
The vertical component of the earth's field

D
The direction of the earth's magnetic field
Question 4
4 / -1

At the magnetic north pole of the earth, the value of horizontal component of earth\'s magnetic field and angle of dip are, respectively

A
Zero, maximum

B
Maximum, minimum

C
Maximum, maximum

D
Minimum, minimum
Question 5
4 / -1

At a place, the magnitudes of the horizontal component and total intensity of the magnetic field of the field of the earth are 0.3 and 0.6 oersted respectively. The value of the angle of dip at this place will be

A
60°

B
45°

C
30°

D
0°

Solution
Question 6
4 / -1

A dip circle is at right angle to the magnetic meridian. What will be the apparent dip?

A
0°

B
30°

C
60°

D
90°
Question 7
4 / -1

A bar magnet is placed north-south with its north pole due north. The points of zero magnetic field will be in which direction from the centre of the magnet

A
North and south

B
East and west

C
North-east and south-west

D
North-west and south-east

Solution
Question 8
4 / -1

Magnetic meridian is a

A
Point

B
Horizontal plane

C
Vertical plane

D
Line along N-S
Question 9
4 / -1

The earth\'s magnetic field at a certain place has a horizontal component 0.3 gauss and the total strength 0.5 gauss. The angle of dip is

A

B

C

D

Solution
Question 10
4 / -1

The value of the horizontal component of the earth\'s magnetic field and angle of dip are 1.8 × 10^–5 Weber/m ² and 30° respectively at some place. The total intensity of earth\'s magnetic field at that place will be

A
2.08 × 10^–5 Weber/m ²

B
3.67 × 10^–5 Weber/m ²

C
3.18 × 10^–5 weber/m ²

D
5.0 × 10^–5 weber/m ²

Solution