SaraNextGen.Com

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



Question ID - 150494 | SaraNextGen Top Answer

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

1 Answer
127 votes
Answer Key / Explanation : (d) -

(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.

127 votes


127