how to maintain ht line?
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in india single phase is 230v and three phase is 440v but in other countries single phase is 110v and three phase is 380v why..?
Motor,transformers,capacitor tubelight etc....
What will happen if primary of transformer is fed with Square wave instead of sinsoidal wave ?Will it operate or Not?
Which type of a.c motor is used in the fan (ceiling fan, exhaust fan, pedestal fan, bracket fan etc) which are find in the houses ?
what is the different between Switch & Circuit Breaker?
What is rotating transformer? Which machine is used specifically as rotating transformer?
how netral CT is selected (including its details specification)
8 Answers ABB, ABC, dbpl, Mecon, Shree Engineering, Tapasya Transformers,
if we want to convert the two 12 V DC batteries in parallel for UPS ? what would be the result ? which is better for a UPS , connect two batteries in series or connect them in parallel ?
what is the earth resistance ?
why the transformer ratings in kva or mva?
for 12KW motor which cable size has to select for ex.10 meter.
how to calculate cable size with respect kw
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