The strength of an electromagnet increase with?

A. Increase in the number of turn of the coil
B. Decrease in current with the coil
C. Increase in the distance between the pole
D. Increase in current without the coil

Correct Answer:

Option A – Increase in the number of turn of the coil

Explanation

Note: the strength of an electromagnet increase with a decrease in the number of turns of the coil other are(ii) increase in current with in the coil