Physics Past Questions and Answers

Calculate the current, I in the diagram shown above.
(Neglect the internal resistance of the cell)

Which of the following is not a conductor of electricity?

ln the diagram below, the galvanometer indicates a null-deflection. What is the potential difference between P and Q?

When a potential difference, V is applied across the ends of a resistor of resistance, R a Current, l passes through the resistor. The heat generated in the resistor in time, t is given by the expression

Electric motor primarily converts