Answers

(a) Draw a simple labelled diagram illustrating the principle of a step-down transformer and explain how it works…

(a) Explain what is meant by photoelectric emission (b) Draw a labelled diagram showing the structure of a…

(a) Explain what is meant by the following statement. The specific latent heat of fusion of ice is…

(a)(i) What is meant by resonance? (ii) Outline the necessary steps taken in a simple experiment to illustrate…

(a)(i) By means of a labelled diagram, describe the mode uf operation of a modern X-ray tube. (ii)…

(a) Explain the terms reactance and impedance in an a.c circuit. (b) A source of e.m.f. 240 v…

(a) Explain the terms:- uniform acceleration and average speed. (b) A body at rest is given an initial…

(a) Distinguish between temperature and heat. State the units in which they are measured (ii) State two physical…

(a) What is surface tension? Explain the phenomenon in terms of intermolecular forces (b) Describe a simple experiment…

(a) Define the boiling it of a liquid. (b) Describe with the a d. labelled diagram, an experiment…