Electrical Measurement (EMFD)

List six factors considered when planning for maintenance of electrical machines ina factory. (6 marks)June/July 2020

outline the procedure of assessing the reliability of an equipment

state any two possible causes of open circuit fault in carbon composition

state two effects of each of the following on the reliability of an equipment. i. high temperatures; ii. mechanical vibrations and shock

Explain each of the following tests done on an electrical machine: (i) insulation resistance test: (ii)continuity test. (6 marks)June/July 2020

state any two advantages of MKS over CGS system of units

Distinguish between preventive maintenance and breakdown maintenance.(4 marks)June/July 2020

distinguish between primary fundamental and auxiliary fundamentals units

state any two ways of minimising the effect of environmental errors in measurements

State two causes and two remedies for each of the following D.C machines: (i) motor fails to start; (ii) motor mins too fast. (8 marks)June/July 2020