Physics WAEC / WASSCE 2020 Electricity and Magnetism
A moving-coil galvanometer which gives a full-scale on deflection with 0.005A is converted to a voltmeter reading up to 5V using an external resistance of 975\(\Omega\). What is the resistance of the metre?
A
0.25\(\Omega\)
B
2.50\(\Omega\)
C
25.00\(\Omega\)
D
250.00\(\Omega\)