Freely Suspended Bar Magnet

Q. Suggest an activity to prepare a magnetic compass by using an iron needle and a bar magnet.

Q. Suggest an activity to prepare a magnetic compass by using an iron needle and a bar magnet.

Q. When freely suspended on or near the Earth's surface, a bar magnet always orients itself to a specific direction.

1. True
2. False

Q. If someone requires to make a magnetic compass of their own, they would require:

1. a bar magnet
2. a magnetisable needle
3. iron filings
4. torch light

Q. When freely suspended on or near the Earth's surface, a bar magnet always orients itself to a specific direction.

1. True
2. False

Q. If a bar magnet is suspended freely, after it comes to rest, it’s north pole will point towards the ____________ of the earth.

1. geographic south pole
2. magnetic north pole
3. geographic center
4. geographic north pole

Q. Pole star is visible from the southern hemisphere during navigation.

1. True
2. False

Q. A freely suspended magnet on Earth aligns itself in the _________ direction.

1. East-South
2. East-West
3. North-South
4. North-West

Q.

State any two uses of magnets.

Q. Complete the following statements with an appropriate word / term to be filled in the blank space(s).

1. small
2. fieldless
3. big
4. super

Q. A freely suspended magnet's North pole aligns itself with the geographic South pole of the Earth and its South pole aligns with the geographic North pole of the Earth.

1. True
2. False

Q. Which material can help you find your way?

1. Bar magnet
2. Wooden piece
3. Thread
4. A piece of plastic

Q. You can tell about the directions by looking at a suspended magnetic needle of the compass.

1. True
2. False

Q. Name the device which is used by sailors to find direction.

1. Needle
2. Odometer
3. Magnetic compass
4. Speedometer

Q. A freely suspended magnet aligns itself in _________direction.

1. South-East
2. North-South
3. South-West
4. North-East

Q.

Which of the following statement is correct?

1. Bar magnets point towards North-South direction when suspended freely.

2. The strength of a magnet near the centre is maximum.

3. Rubber is a magnetic material.

4. Steel is not a magnetic material.