Answer / usha

Active power is nothing but real power.it is defined as productt of
voltage ,current and cosineangle between them.reactive power defined a
d as the product of voltage,current and sine angle between them

Answer / usha

Active power is nothing but real power.it is defined as productt of
voltage ,current and cosineangle between them.reactive power defined a
d as the product of voltage,current and sine angle between them

what is the function of LBB relay

9 Answers  

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Alternating voltage and current is which type of quantities?

1 Answers  

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what is the calculation of current when a clampmeter is attached to two phases of any drives.

3 Answers   ABB,

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what is rated voltage?

1 Answers  

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a 3 phase slip ring induction motor is wound for 4 poles on stator and 6 poles on rotor; when 3 phase balanced voltage source at 50 hz is applied to motor it will run at a)1500rpm b)1000rpm c)750 rpm d)zero rpm

13 Answers   Essar, PSPCL, PSTCL,

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Send the control circuit digram of a star delta stater?

1 Answers   L&T,

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what is the diff between earth leakage relay and earth fault relay?

7 Answers  

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What is phase angle? and what is importance to measure it?

2 Answers  

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which have higher efficiency transformer or induction moter

8 Answers   BARC,

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if single phase is 230 v three phase is 440 v then what about two phase?and why is it so?

2 Answers   Eicher,

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How can I calculate the Mega watts required to run a plant having many electric motors and other electrical components.

0 Answers   ISS,

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What is transformation ratio what it describes?

0 Answers   Cushman Wakefield,

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