Answer / apoorv

THD is the sum of the power of all harmonic components present in the signal to the power of fundamental frequency. it represents the harmonic components present in the signal.

two way ckt diagram can be drawn by how many ways? give diagram

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why air handling unit interloking in case of fire

3 Answers  

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Why need 3phase machine double earthing?

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IN A MAGNETIC MATERIAL HYSTERYSIS LOSS CAN'T BE REDUCED TO ZERO. HY?

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what is the principal of star delta starter?

9 Answers  

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what is the difference between directional & non directional earth fault with example please explain.

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0 Answers  

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please send me the L&T Emb. sys. placement papers and entire details of pattren

0 Answers   HMM, L&T,

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why the power factor of the induction motor is low?

1 Answers  

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HOW TO CALCULATE AMPs OF CURRENT TRANSFORMER IN HT Panel

0 Answers   MAB,

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1 Answers  

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In 110V DC supply,if a closed circuit gets open, How can we identify the voltage which is measured after the resistor(4KOhm) which is open with negative.it shows 55V +ve when measured, also the actual positive source is 55V +ve .Because there is no voltage drop in open circuit. How can we identify whether this is the voltage which is series with the resistor or the DC source direct +ve.

1 Answers   GE,

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