Answer Posted / saroj kumar

String Efficiency=Actual Voltage or Current/n* Individual Voltage or current.

Derating Factor= 1- String Efficiency
=1-V/n*v

Is it possible to connect a safety device in to parallel?

2187

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is it possible to say motor horsepower number without seeing name plate(when name plate damaged)

2136

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what is lumped and distributed elements?

1999

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in 1-phase 230v,how in 3-phase 440v. in each phase in between 230v.

2913

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2231

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Suppose a 3 phase, 2 pole, 440V induction motor is driving a flywheel of 600mm diameter, 150kg mass. By using v-belt and pulley, the speed is increased to 4500 RPM. What will be the effect on motor current?

1448

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What is the effect on Power factor and capacitor when your company load is more than 70 % of welding transformer

1861

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what is the calculation involved to design the heater to heat 10KL of water in temperature control unit?

1997

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what is th basic difference between a d latch time line and a d flip flop time line???

2028

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working principles of cf lamp,incandescentlamp and f lamp?

2311

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what is the efficiency of thyristor

1688

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In ACS 1000 drive we are using 12 pulse converter,why don't use 3 pulse converter.

2068

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In siemens S7-300 PLC, what is function and function block ? What is the difference between them ? When to use function and when to use function block ?

3190

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hello friends this is krunal here.. i have applied for he officer train in hpcl electrical stream.. any one who have applied before for electrical stream please help me out.. post ur reply to my mail id: krunal_airforce@yahoo.com.. any tips, old questions for paper or any help will do.. plz help me.. your faithfully, Krunal Darji

1938

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what is sevice settings for mccb?How can be it setted?

2059

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