Answers

(a) State Hooke’s law of elasticity (b) A spiral spring, loaded with a piece of metal, extends by…

In an electrolysis experiment, the ammeter records a steady current of 1A. The mass of copper deposited is…

Explain plane polarisation of light Explanation In plane polarisation of light, the vibrations are made to vibrate only…

A stone is projected horizontally from the top of a tower with a speed of 5ms-1. It lands…

(a) Define the following terms: (i) Electric field intensity (ii) Electric potential (b) The diagram below illustrates two…

(a)(1) State the energy transformations which take place during the operation of a modern x-ray tube. (ii) Distinguish…

(a)(i) Mention two modes of heat transfer other than convection. (ii) Explain land and sea breezes. (b) An…

(a)(i) State the laws of refraction of light. (ii) Describe an experiment to determine the refractive index, n,…

(a)(i) Define the term linear momentum. (ii) State the law of conservation of linear momentum. (b) A ball…

An electron of mass 9. 1 x 10(^{-31}) kg moves with a velocity of 4.2 x 10 ms(^{-1})…