No links If a steel all is wrapped 8 times with an insulated copper wire and each wire end is attached to a 1.5 V battery, then we will be able to lift 2 large paper clips. We hypothesized that for every additional coil, you will be able to pick up two additional paper clips. Choose the control group for the experiment.
A)them with 3 coils
B)them with no coils
C)then with 16 coils
D)the nail with 24 coils