| 1 |
Magnet is not used in |
- A. A dynamo
- B. An electric bell
- C. A speaker
- D. A heater
|
| 2 |
When electric current flows through an object it becomes a magnet. Such magnet is called. |
- A. Permanent magnet
- B. Temporary magent
- C. Elecromagent
- D. Non magnet
|
| 3 |
The needlcompass is always there |
- A. To the North and south direction
- B. To the West and south direction
- C. To the North and East direction
- D. To the North and West direction
|
| 4 |
In which things of the followign electromagnet does nto pull toward itself. |
- A. Iron
- B. Nickle
- C. Wood
- D. Cobalt
|
| 5 |
Glass is an example of |
- A. Non magnetic materials
- B. Magnetic materials
- C. Permanent magnet
- D. Temporary magent
|
| 6 |
Magnets are of.......... types. |
|
| 7 |
The ends of magnet are called its. |
- A. Heads
- B. Terminals
- C. Poles
- D. Sides
|
| 8 |
A magnet can attract objects made of |
- A. Silver
- B. Aluminum
- C. Iron
- D. Copper
|
| 9 |
The region around a magnet where it can attract magnetic materials is called. |
- A. Magnetic compass
- B. Magneti field
- C. Magnetic lines
- D. Magnetism
|
| 10 |
Whcih will not cause a magnet lose its magnetism. |
- A. Heating it
- B. Droppingit repeatedly
- C. Coating it with oil
- D. Hitting it
|
