Question

Which two actions could you take to weaken an electromagnet?

A. Use a wooden core instead of a steel core.
B. Replace a 9 V battery with a 3 V battery.
O C. Decrease the length of the connecting wires in the circuit.
D. Increase the number of wraps of wire around the core.
E. Include an ammeter in the circuit.

Answer 1

A and B

Step-by-step explanation:

took the test

Answer 2

a and b

Step-by-step explanation:

first one breaks it and second one directly makes it weaker