Physics Past Questions and Answers

An inclined plane of angle \(\theta\), acting as a simple machine, has a velocity ratio

Heat may be transferred by conduction, convection and radiation. By which of these methods does heat travel through vacuum?

Which of the following statements is applicable to a real image formed by a concave mirror? i. it can be observed on a screen ii. it is always inverted and in front of the mirror iii. it only seams to exist IV. it is formed by the actual converging of rays of light

Which of the following is NOT an effect that can be produced by an electric current?

A cell of e.m.f 2V and internal resistance 1\(\Omega\) supplies a current of 0.5 amps to a resistance whose value is