List of top Physics Questions on Current electricity asked in GUJCET

The Wheatstone bridge is in balanced condition in the given figure (assume branches are 2$\Omega$, 6$\Omega$, X, and 12$\Omega$ in order), then X = ______.
On increasing the temperature of a conductor, for free electrons ______ increases.
The emf of a storage battery of a car is 6.0 V. If internal resistance of the battery is 0.2 $\Omega$, then maximum power drawn from the battery is ____ W.
A metal rod of length 10 cm and a rectangular cross section of 1 cm $\times$ 1/2 cm is connected to a battery across opposite faces. The resistance will be _____.