An electromagnet in a galvanometer

Question

A. Increases the voltage in a circuit
B. moves a pointer along a numbered scale in response to a current.
C. induces an electric current.
D. increases the current in a circuit.
I got A, but apparently that is wrong....a little help?

Answer 1

a galvanometer measures current
an electromagnet is the active element

try B.

Answer 2

Okay thanks

Answer 3

thank you