i/p sec of atransformer is 230V 5a o/p spc is 12v 1a so i/p power will be 1150w o/p power will be 12w then how the power transfer theorm matching with this??

2 Answers   Bosch, Surya Software,

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how does the polarised capacitor works? at which situation in circut it is used?

1 Answers   BPL,

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why ammeter always connect in series for measuring the current?

8 Answers  

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The peripherals of the computer(like keyboard, monitor) are connected through buses directly or is there any interfacing device present in the CPU?

3 Answers   NTPC,

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why we can give omega symbolto resistor? is there any spesific reason?

1 Answers  

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what is ups and inverters.

2 Answers  

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why ne555 ic is called as timer ic? we can use many other ic for timing generation... why not they called as timer?

1 Answers  

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What is meant by commutation?

0 Answers  

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Explain what is pulse logic system?

0 Answers  

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please send me the previous question papers of ntpc writen test for ece

0 Answers   NTPC,

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What is the internal structure of op-amp and explain each block in brief?

0 Answers  

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what is different between parametrization and data driven testing

0 Answers  

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