how a vibration switch's high signal will going to trip the motor? can u explain with some examplesand wiring diagrams?1 3175
pls send previous bhel electrical papers747
can we step up dc power using transformer?15 12173
In a parallel circuit dc circuit with two resistors, if you know the voltage, amperage, and one resistors ohms, what formula is used to find the second resistors ohms?6 3431
condider as 100 w lamps glowing . for completing a one unit how much time it should glow3 13681
why heat produced at junction of two different conductor. what care should be taken to minimize it.11 9167
What is the difference between voltage transformer and potential transformer?38 68578
Is there any specialised book to refer about fault level calculation both in MV and LV side??
What is the previous name of Cox's Bazar
Give details of your interested designation, the post you are interested to serve the company better and explain why you think you can serve the company better in such position if employed?
Is it a better option to procure screw type air compressor rather than reciprocating air compressor?If so, what is the reason?How should we select an air compressor(100 CFM)? Please mention the important parameters of air compressor.
what is sevice settings for mccb?How can be it setted?
What willbe change in programming when we use 5/3 solenoid inplace of 5/2 in operating of a cylinder?
reason of diode failure in alternator
Can you any one explain application of buccholz relay operation and pressure relif device operation of power transformer
we need a ntpc previous papers
What is the formula to calculate the rating of a three phase air circuit breaker
Wt is the function of reactive power? How it generates & consume though resultant is zero?
Is it possible to use a S1 duty class motor for crane application (S4)? If not, why?
What happens if we give the supply to the rotor of induction motor and make its terminal shorted?
1. Design a counter which counts 0, 4, 8, 2, 6, and repeats using: 1.a using JK flip flops 1.b using T flip flops 1.c using D flip flops
what is the power factor used by the PHCN in nigeria? 2. what is the difference between an alternator and generator. 3. Generation of poweris in KV but how is transmission is in MW. 4.If the transmission of power is 20,000MW how can it be increaesed to 80,000MW