Which of the following is incorrect? - Vidyadip

MCQ

Which of the following is incorrect?

A
To increase the magnetic strength, increase the number of strokes while creating magnets.
B
To increase the magnetic strength, increase the number of coils around the nail.
✓
Magnetic force is a pulling force only.
D
Magnet may lose its magnetic property when heated to a very high temperature.

✓

Answer

Correct option: C.

Magnetic force is a pulling force only.

Magnetic force is pulling as well as pushing force.

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