Answer / sateesh

for higher frequencies we can use MOsfet
for lower frequencies we can use igbt and rating of igbts r
higer compared to MOSFETs

Answer / gopaul

mos controlled thyristor (mct)

Answer / fat-s0

It depends on the application. A good power electronics
book usually shows a good image of the power and frequency
range in which most switches will find optimal use.

Answer / dinesh kumar

Silicon Controlled Rectifier (scr)

my UPS is 600VA with 0.6 p.f and i use it for my computer which has 450W power supply unit, a monitor of 633nW and speakers. Can any one explain this.. because the output of UPS should be 360W (<450W)

2 Answers  

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In the diesel generator wihch type of power we can get it ? Like AC / DC

2 Answers   Aditya Birla, Indian Steel, PTPS,

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What is the difference between single point and double point bonding. please kindly detail about bonding of cables.

0 Answers  

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Explain the operation principle, advantages and disadvantages of the following converters: a) A 12 pulse converter b) A Switch-mode inverter c) A thyristor inverter

0 Answers  

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how can we choose the size of road crossing pipe for power cables

2 Answers   DLF,

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What is best method of Calculating Short Circuit current in power system network.

1 Answers  

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what do you mean by cl PS CTs? What are technical details required for it's manufacturing?

1 Answers  

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Is electro plating what type of load whether resistive, inductive or capacitive loads

0 Answers   Apollo,

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what is the saturation point of crgo lamination.

0 Answers  

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How much load with stand the copper cable by sq mm apro..

1 Answers   L&T, Taj Group,

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why we are using starter

5 Answers  

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What is the use of Isolation Transformer, and Neutral is using for return path, finally this current is going.... but same time the voltage of the neutral should be below 1 V...

6 Answers  

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