Why is ignitor used in sodium vapour lamp
In a power conditoining unit (inverter) of a solar plant when we measure the d.c. current fed by different strings of solar plates to inverter, the current in the negative wire is less almost by 1 ampere to the current in its positive wire say current in positive wire 5 A , then current in negative wire of the same string is 4 A. Since the current entering should be equal to current leaving then why the current is noticably less in negative wire.
what is meant by k-rating in isolation transformer?what is k9, k14 stands for?
why field winding in synchronous machine connecting in star position?
what is capacitor voltage transformer?? how it is different from potential transformer?
In a carnot engine with an efficiency of 40%, the heat rejected to the sink at 27 C is 60 kJ, then the heat supplied in kJ to the engine by the sources is
EXPLAIN WHAT BTU STANDS FOR(AIRCONS)
What is the settings of distance protection relay in 400 kv line
what is creep of energy meter?
what is effect of 5amp fuse on 2mva pry protection of transformer
DGs fuel and lube oil filters are not equal to one another.Why it is so.For example one MTU enginee fuel filter is one and lube oil filter-02nos other DGs are more.Please explain
What is the rate of WCT on the Electrical Contracts comprising of DG Sets and Civil Works in Delhi ?
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Why the brushes used in dc machines are made of carbon not from other metal?