Physics Past Questions and Answers

Which colour is deviated least when white light passes through a triangular prism?

An electric heater takes 4A when operated on a 250V supply. What is the cost of the electricity consumed at 10k per kWh when the heater is used for 5 hours?

An object 8cm in front of a plane mirror moves at a speed of 6cm s^-1 away from the mirror. What will be the distance separating the object and the image after 2s?

Which is a fundamental unit?

The energy stored in a capacitor of capacitance 5 μF is 40J. What is the voltage applied across its terminals?