Question
Which is a wrong statement
|
(a) The Wheatstone bridge is most sensitive when all the four resistances are of the same order |
|
(b) In a balanced Wheatstone bridge, interchanging the positions of galvanometer and cell affects the balance of the bridge |
|
(c) Kirchhoff's first law (for currents meeting at a junction in an electric circuit) expresses the conservation of charge |
|
(d) The rheostat can be used as a potential divider |
