BSNL TTA EXAM QUESTION
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in three phase circuit neutral failure what happend in homes
how we protect the motor & what are the components required for that ?
What is the electrical difference between Earthing Switch (ES) and Maintenance Earthing Switch (MES)?
why conductors of low tensile strength 1)produce greater sag and 2)can not be used for larger spans
Ceiling Fan and Storage type water heater. Discuss
How to calculate the multiplying factor for energy meter with ct ratio given
why so voltage is same in parallel circuits and current is same in series ckt?
What is Harmonics how it is produced and what is the method to control the same
why do we use 3 single phase instead of one 3 phase?? though vee connection is its advantage but what is the hidden reason behind it??
USE OF 8 WAY PAN ASSEMBLY
what is relay
what is the contact resistance of Air circuit breaker??
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