List of top Physics Questions on Current electricity asked in KCET

Which of the following circuits is correct for verification of Ohm's law?
Current flowing through a wire decreases linearly from 10A to zero in 4s as shown in the graph. Find the total charge flowing through the wire in the given time interval.
Given below are two statements:
Statement I: The resistivity of a conductor is independent of its temperature
Statement II: The resistivity of a semiconductor decreases with increase in temperature
Select the correct option.
The number of electrons moving per second through the filament of a lamp of 60W operating at 120V is nearly (e = 1.6 \(\times\) 10\(^{-19}\) C) \textunderscore\textunderscore\textunderscore\textunderscore\textunderscore\textunderscore\textunderscore
In the figure, the values of currents I\(_1\), I\(_2\) and I\(_3\) respectively are