Applied Science, Electrical Principles 1 And Electronics

List two properties of primary cells: (2 marks)craft1 electrical June/July 2020

Describe the operation of SCR.(4 marks)craft1 electrical June/July 2020

State Fleming’s right hand rule for electric generators. (3 marks)craft1 electrical June/July 2020

List two: examples of secondary cells (2 marks)craft1 electrical June/July 2020

State three methods of soldering cable joints.craft1 electrical June/July 2020

A fluorescent lamp tube is filled with a gas containing a mixture of mercury vapour and an inert gas. The gas pressure is 304Pa at 23°C. Determine the gas pressure at 95°C. (4 marks)craft1 electrical June/July 2020

Define harmonic distortion with reference to audio amplifiers.(2 marks)craft1 electrical June/July 2020

State any three types of cable joints.craft1 electrical June/July 2020

A technician at a battery manufacturing plant has a liquid bottle labelled “inorganic. acid”. Outline four chemical methods used to verify the properties of the liquid. (4 marks)craft1 electrical June/July 2020

State two causes of harmonic distortion in transistor amplifiers.(2 marks)craft1 electrical June/July 2020