show that power dissipated by a pure inductor exited by a sinusoidal voltage source v = vm sin wt is zero

1 Answers  

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what is principle of DG

5 Answers  

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Why we connect the capacitor in Delta?if we conect in Star what will happen?

9 Answers  

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what is the function of buchhos rely in transformer

5 Answers  

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In constant power region of 3-phase IM torque-speed characteristics, if frequency increases voltage A does not alter B decreases C increases D none of above

1 Answers  

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why transformer rating comes in kva?

4 Answers   HNG, Tech Mahindra,

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What are the neccessary safety arrangements before commissioning of HV substation?

1 Answers  

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what is the benefit of floating our DC source? if i have two floating DC source of which 1 has a ref voltage of -21VDC and the other of -18VDC. can it be connected in parallel to share a common ref voltage? if not, how do i make both sources to be of common ref voltage? tks

0 Answers  

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how to find total current when kva is 30.4 given ? should we use root 3 (1.732) in the formula?

2 Answers  

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Earth Is a very good conductor or very good insulator.? If a good conductor then why current donot flow through small piece f earth and if a good insulator then why we use it as return path in lines.???

6 Answers   L&T,

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What is meant by IP55 motor.Where it is used?

2 Answers   Zuari,

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what is the per unit cost of generation of electricity at thermal,hydro,desael,solar,gas power plant

1 Answers  

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