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C. The electromagnet becomes a permanent magnet
D. There is an increase in the number of materials attracted.
6. Which appliance does NOT Use electromagnei?
A telephone B. television
C. radio
D. broom
7. Which is NOT made of electromagnete
A cooking pan B. transformer C. generator D. motor
8. Which of these forces can be used in a motor?
A magnetism B. wind C. friction D. gravity
9. Electromagnets are —
A permanent B. instant
C. temporary D. stable
10. Which makes an electromagnet work?
A needle
B. electricity
c.pin
D. thumb
11. Which of the following can make an electromagnetic stronger
A. Increase the number coils of the wire
B. Add more dry cell
C. Use a bigger core
D. All of the above
12. Which device makes use of electromagnet?
A telephone
B. electric buzzer C. electric bell
13. Which is a part of an electromagnet?
A. wire B. pin
C. thumbtacks D. needles
14. Which of the following is a conductor in an electromagnet?
A. Copper B. rubber C. plastic D. wood
15. Which is NOT part of an electromagnet?
A. magnet B. wire C. nail D. battery
16. Which activity uses an electromagnet?
A. polishing the floor B. using a door bell C. lighting a room D.
17. In constructing an electromagnet, which material do you need?
D. all of the
A. dry cell
B. wire C. iron nail
from the dry celle​

Sagot :

Answer:

6. Which appliance does NOT Use electromagnei?

A telephone B. television

C. radio

D. broom

7. Which is NOT made of electromagnete

A cooking pan B. transformer C. generator D. motor

8. Which of these forces can be used in a motor?

A magnetism

B. wind C. friction D. gravity

9. Electromagnets are —

A permanent B. instant

C. temporary

D. stable

10. Which makes an electromagnet work?

A needle

B. electricity

c.pin

D. thumb

11. Which of the following can make an electromagnetic stronger

A. Increase the number coils of the wire

B. Add more dry cell

C. Use a bigger core

D. All of the above

12. Which device makes use of electromagnet?

A telephone

B. electric buzzer

C. electric bell

13. Which is a part of an electromagnet?

A. wire B. pin

C. thumbtacks

D. needles

14. Which of the following is a conductor in an electromagnet?

A. Copper B. rubber C. plastic D. wood

15. Which is NOT part of an electromagnet?

A. magnet B. wire C. nail

D. battery

16. Which activity uses an electromagnet?

A. polishing the floor

B. using a door bell C. lighting a room D.

17. In constructing an electromagnet, which material do you need?

D. all of the

A. dry cell

B. wire

C. iron nail

from the dry celle

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