Alternator MCQ

1. Overheating of generator’s winding (a) reduces life of the machine (b) does not have any significant effect (c) reduces generated voltage (d) reduces power factor 2. The maximum current that can be supplied by an alternator depends on (a) exciter current (b) strength of the magnetic field (c) number of poles (d) speed of …

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Measuring Instruments MCQ Questions

1. Bolometers are used for the measurement of (a) optical inputs (b) thermal radiations (c) electrical signals (d) temperature inputs. 2. A bolometer is an element which (a) senses optical input and delivers thermal output (b) senses thermal inputs (c) senses electrical input and delivers thermal output (d) senses optical input and delivers electrical output. …

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