why supervision relay is used in incoming feeders?
It is used for all the feeders ,especially for out-going
radial feeders
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The ohm is the unit of:(a) Charge(b) Resistance(c) Power(d) Current
What is meant by Creepage Distance in Insulators?
what is the principle of servo motor
1)How much current can a 3-1/2 core 100 mm wire carry? 2)What are the special cables required for explosion proof wiring? 3)In case you do not have coal and salt for earthing, how can you achieve good temporary earthing? 4)One horse power single phase motor is more likely to get hot than a one horse power 3 phase motor. Is it true or false, if true why? 5)What are the different types of soft starters for large motors?please explain?
what do you mean by synchronous speed of a three phase induction motor?
what is self capacitance of inductor
Power Factor Controller
what are problems caused by the pdu in rack server
yesterday i am using my laptop by plugging power supply also battery was working properly after while i unplugged AC power source ,using my battery i played car game (use much power) after that the battery finished the charge and it closed my PC. after that my battery not charge (when unplug automatically PC will turn off)
what is relation between torque and speed / rpm?
roles of owslaw explain?
HOW CIRCUIT BREAKER RATING CALCULATED?WHAT ARE THE PARAMETERS CONSIDERED?