A moving coil galvanometer has 150 equal divisions. Its current sensitivity is 10 divisions per milliampere and voltage sensitivity is 2 divisions per millivolt. In order that each division reads 1V, the resistance in Ohm’s needed to be connected in series with the coil will be |
|||||||
a) |
b) |
c) |
99995 |
d) |
9995 |
A moving coil galvanometer has 150 equal divisions. Its current sensitivity is 10 divisions per milliampere and voltage sensitivity is 2 divisions per millivolt. In order that each division reads 1V, the resistance in Ohm’s needed to be connected in series with the coil will be |
|||||||
a) |
b) |
c) |
99995 |
d) |
9995 |
(d)
Full scale deflection current
Full scale deflection voltage
Galvanometer resistance
Required full scale deflection voltage.
Let resistance to be connected in series is R.