Electrical Measurement (EMFD)

Outline six roles of electrical maintenance department. (6 marks)June/July 2020

state any three detectors used in a.c bridges

distinguish between primary fundamental and auxiliary fundamentals units

State six possible faults for a fluorescent lamp failing to start and ends glow dull and reddish.(6 marks)June/July 2020

state any two factors that may cause premature failure of capacitors

distinguish between reliability and failure with respect to an engineering system

state any two precautions to be observed when handling and testing electronic components

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

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

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