In the figure given the value of resistance will be, when the p.d. between and is zero
a) |
b) |
c) |
d) |
In the figure given the value of resistance will be, when the p.d. between and is zero
a) |
b) |
c) |
d) |
(c)
Potential difference between and is zero, it means Wheatstone bridge is in balanced condition
So