Electrical Installation Questions

Describe two insulation resistance tests that are carried out in a completed solar installation.craft1 electrical June/July 2020

Explain the functions of each of the following solar system devices: (i) DC – AC inverter; (ii) charge controller; (iii) solar battery. (6 marks)craft1 electrical June/July 2020

State four factors that affect the output of a solar module. (4 marks)craft1 electrical June/July 2020

State three merits of direct solar drier. (5 marks)craft1 electrical June/July 2020

Explain two methods of solar energy conversion.craft1 electrical June/July 2020

Define each of the following as used in solar systems: (a) irradiance; (i) diffuse radiation. (4 marks)craft1 electrical June/July 2020

State four advantages of A.C over D.C system. (4 marks)craft1 electrical June/July 2020

Outline the stages of a typical power system from a generating station to the consumer and for each case state the voltage levels. (6 marks)craft1 electrical June/July 2020

Explain the function of a water turbine in hydro-electric power plant. (5 marks)craft1 electrical June/July 2020

State three merits of hydro-electric generating plant.craft1 electrical June/July 2020