Question

Which magnet will you use?
(a) Iron is to be separated from trash.
(b) You are lost in a forest.
(c) A window shutter opens and shuts
continuously in the wind.​

Answer 1

(a) Iron is to be separated from trash.

Electro magnet

(b) You are lost in a forest.

Magnetic needle (compass)

(c) A window shutter opens and shuts continuously in the wind.

Permanent magnet

Answer 2

Answer:

a. A U shaped magnet

b. A magnetic needle in the form of a com pus

c. a a bar magnet

Explanation:

Hope this is helpful : )