Electrical Engineering Question:
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Certain discharge luminaries mounted above rotating machine can give the appearance that the machine is at a standstill. This effect is known as

Answer:

* a) Stroboscopic effect
* b) Robotic effect
* c) Rotor effect
* d) Telescopic effect

Answer – a

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Once a low-pressure mercury vapour lamp has lit, the purpose of the choke/ballast unit is toGuidance on regular inspection and testing of portable appliances can be found in