8 JEE Main 2005 Current Electricity previous-year questions with verified answers and step-by-step solutions.
These are the JEE Main 2005 previous-year questions from the Current Electricity chapter of Physics. Each links to a full solution with a verified answer key. To see the whole chapter across all years, visit the Current Electricity chapter hub.
In a potentiometer experiment the balancing with a cell is at length 240 ~cm. On shunting the cell with a resistance of…
A heater coil is cut into two equal parts and only one part is now used in the heater. The heat generated will now be
In the circuit, the galvanometer G shows zero deflection. If the batteries A and B have negligible internal resistance,…
An energy source will supply a constant current into the load of its internal resistance is
A moving coil galvanometer has 150 equal divisions. Its current sensitivity is 10 divisions per milliampere and voltage…
The resistance of hot tungsten filament is about 10 times the cold resistance. What will be the resistance of 100 ~W an…
Two sources of equal emf are connected to an external resistance R. The internal resistance of the two sources are R₁ a…
Two voltameters one of copper and another of silver, are joined in parallel. When a total charge q flows through the vo…