Question 1

Magnet was discovered in magnesia when accidently a stick tip made of iron got attracted to a rock. This rock was named

ironite
magnetite
bauxite
cuprite
None of these

Answer

Correct Option: B

Question 2

The crane used for separating junk material has a big magnet block at its end. It is lowered and the junk made of D sticks to it. What is this D?

Plastic
Leather
Iron
Wood
All of the above

Answer

Correct Option: C

Question 3

What is common between a bar magnet, a horse-shoe magnet and a cylindrical or ball-ended magnet?

All are made of iron.
All are natural magnets.
All are man-made magnets.
Only (1) and (3)
Both (1) and (2)

Answer

Correct Option: D

Question 4

To which part of the magnet do iron fillings mostly get attracted?

North pole
South pole
The edges of the magnet
Both the poles
The centre of the magnet

Answer

Correct Option: D

Question 5

Which of the following materials will get attracted towards a magnet?

(a) Cobalt (b) Aluminium (c) Rubber (d) Nickel (e) Zinc (f) Wood

(a) and (b)
(b) and (e)
(a) and (d)
(e) and (f)
(d) and (f)

Answer

Correct Option: C

Question 6

The South end of a magnetic needle points towards

the geographical South
the geographical north
the geographical East
the geographical West
the centre of the earth

Answer

Correct Option: A

Question 7

There are 50 magnet bars kept on the floor. How should the magnets be placed, so that just by pulling the first one, all others also move?

They should be placed with their non polar edges touching.
They should be placed in a circular form.
They should be placed in a line with opposite poles touching.
They should be placed in a line with like poles touching.
They should be placed one above another with like poles on the same side.

Answer

Correct Option: C

Question 8

The magnetic properties of a magnet cannot be harmed by

(a) heating it (b) dropping it (c) wetting it (d) hammering it

Only (a)
Only (b)
Only (c)
Only (d)
All of the above

Answer

Correct Option: C

Question 9

Magnet was discovered by

a shepherd named Magnes
a scientist named William Gilbert
a Danish physicist and chemist named Hans Christian Oersted
a Scottish physicist named James Clerk Maxwell
None of these

Answer

Correct Option: A

Question 10

A magnet heated strongly is brought near an iron bar. Which of the following actions would be seen?

The iron bar will be pushed back.
The iron bar will be pulled near.
The iron bar will be heated.
The iron bar will show no movement.
None of these

Answer

Correct Option: D

Question 11

Raju carefully breaks a magnet into two pieces. The piece having North pole will have which of the following poles at the broken end?

North pole
No pole
South pole
Both South and North poles
The magnet gets demagnetised.

Answer

Correct Option: C

Question 12

Two bar magnets A and B are freely suspended from heights of 5 feet and 8 feet, respectively. After a few rotations, they both come to rest. Choose the alternative that depicts the correct directions of alignment of the two magnets.

A: North-South
B: East-West
A: North-South
B: North-South
A: East-West
B: East-West
A: East-West
B: North-South
Depends on the speed of rotation

Answer

Correct Option: B

Question 13

Ram is trying to make a magnet from an iron bar. What should be his course of action?

Rubbing the iron bar onto the magnet in one direction
Hitting the magnet on the iron bar
Rubbing the magnet onto the iron bar in one direction
Hitting the iron bar on the magnet
Tying the iron bar and the magnet together

Answer

Correct Option: C

Question 14

Two bars are identical in size and shape, out of which one is a magnet. Which of the following is the correct way to distinguish between the two?

Magnetic bar is hollow and hence, light weight.
Magnetic bar will be heavy.
Magnetic bar will show a deflection when someone touches it.
Magnetic bar will attract an iron nail when taken near it.
Magnetic bar will repel a plastic nail when taken near it.

Answer

Correct Option: D

Question 15

Ravi is standing with a magnetic compass in his hand. A bird flew towards the direction opposite to the direction in which the painted part of the needle points. In which of the following directions did the bird fly?

Towards South
Towards North-East
Towards North
Towards West
Towards East

Answer

Correct Option: A

Description: All about magnetic and non magnetic material.
Number of Questions: 15
Created by: Garima Pandit
Tags: Magnets Directions Chemical Effects of Electric Current Usage and History of Magnets Properties of Magnets Magnetic and Non-Magnetic Materials Making Magnets on Own Precautions with Magnets

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