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  • Two galvanometers A and B require 3mA and 5mA respectively to produce the same deflection of 10 division . Then Option: 1 A is more sensitive th

Two galvanometers A and B require 3mA and 5mA respectively to produce the same deflection of 10 division . Then 

Option: 1

A is more sensitive than B


Option: 2

B is more sentitive than A 


Option: 3

A and B are equally senstivity 


Option: 4

sensitiveness of B is 5/3 times that of A 


Answers (1)

best_answer

Voltage sensitivity -It is defined as the deflection produced in the galavanometer per unit voltage 

 sensitivity (s) = \frac{\theta }{i }

\frac{S_A}{S_B} = \frac{i_B}{i_A}= 5/3 \Rightarrow S_A>S_B

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