Question

Objective Assignment

1) Fill in the blanks:

a) A shepherd named ……..discovered the magnet.

b) the substances that are attracted by the magnets are called ……..materials.

c) The two ends of bar magnet are called…….

d) A freely suspended magnet always aligns in ……direction.

e) The magnetic compass is an instrument used to find…….

f) Like poles …….whereas unlike poles …..each other.

2) Write 'T’ for true and 'F' for false:

a) A magnet always has 3 poles.

b) The strength of a magnet is maximum at its poles.

c) Magnets loose their properties when they are heated, hammered or dropped from

some height.

d) Magnetite is a natural magnet.

3) Match the following:

a)Cobalt

1) Attraction

b)Magnetic compass

2) Repulsion

c)N-N

3)To find direction

d)N-S

4)Magnetic material

4) Choose the correct option:

a) A magnet loses its magnetic property by:

1) Using 3) Storing

2) Hammering. 4) Cleaning

b) If two unlike poles of a bar magnet are brought near each other, they:

1) Repel each other. 3) attract each other.

2) Don't show any kind of force. 4) none of these.

c) When a magnet is rolled over iron fillings, most of them stick to the magnet at:

1) North Pole. 3) South Pole

2) Middle. 4) both poles.

d) Which of the following is attracted towards the magnet?

1) Iron. 3) Nickel

2) Both of these. 4) None of these.

e) North pole of a magnet can be identified by:

1) Another magnet having its poles marked as north pole and South Pole.

2) Another magnet no matter whether the poles are marked or not.

3) Using an iron bar.

4) Using iron fillings​

Answer 1

Answer:

Please write there ch name and subject

Answer 2

Answer:

a

b

c-pole

d

e-direction