Question

if the deflection in the galvano meter is zero then the cu7 following through the 5 resistor​

Answer 1

Answer:Balance condition for a meter bridge :  

R

S

​  

=  

100−l

l

​  

 

here,  

R

55

​  

=  

100−20

20

​  

=1/4

∴R=55×4=220Ω

Explanation:

Answer 2

Answer:

if the deflection of the Galvanometer is zero then CU 7 following through the five resistor what I have to do message me on Instagram

@nirbhay_pathak_08111999