| 1 |
Magnets are of.......... types. |
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| 2 |
The direction of the Qibla is determined by |
- A. Emitter
- B. Armature
- C. Magnetic Compass
- D. Electromagnet
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| 3 |
The ends of magnet are called its. |
- A. Heads
- B. Terminals
- C. Poles
- D. Sides
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| 4 |
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
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| 5 |
A freely suspended bar magenet always stays along. |
- A. East west direction
- B. North south direction
- C. Any direction
- D. Keeps oscillating
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| 6 |
In which things of the followign electromagnet does nto pull toward itself. |
- A. Iron
- B. Nickle
- C. Wood
- D. Cobalt
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| 7 |
Which will not increase the strenght of an electromagnet. |
- A. Adding an iron core
- B. Adding a plastic core
- C. Coiling the wire
- D. Increasing the current
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| 8 |
A magnet can attract objects made of |
- A. Silver
- B. Aluminum
- C. Iron
- D. Copper
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| 9 |
Magnet is not used in |
- A. A dynamo
- B. An electric bell
- C. A speaker
- D. A heater
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| 10 |
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
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