Answer / babu

ripple= unwanted ac signal
harmonics=other than fundamental freq

Answer / thran

Ripple is unwanted ac signal Harmonics is line distrub...

Answer / prajapati tarun r

Ripple: its not pure DC signal but some AC signal are added
Harmonics:it's a fluctuation of AC signal frequency

what is the name of the oil is used in transformer?

5 Answers  

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can HT cable or HT bare conductor used for LT line? is yes what would be the current rating?

2 Answers   ACC, wbsedcl,

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how fluoresent lamp works??

2 Answers  

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What will be the effect of circulating current in HT xlpe cable when both the armour ends are grounded. Will the termination fils after some time in case of 33 kv supply.

0 Answers  

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what is ISF

1 Answers  

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what is dc voltage?

2 Answers  

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Relation between magnetic field strenght and magnetic induction is a) Voltage b) current c) Speed d) tarque

1 Answers   Ecil,

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Sir, I completed DEEE... And now I working in TNEB for one year apprenticeship. If I eligible for applying c license and how can I get?

1 Answers  

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why we increase the small speed of turbine when alternator just synchronized to grid in steam power plant

2 Answers   PSEB,

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Why earthing is required, and what effect in earthing result is more than 5 ohm and less than 5 or equal to 0 ohm

2 Answers  

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how can motor both beasrings insulation resistance can be check?

0 Answers   GE,

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What is evaporator & condencer & compressor

0 Answers   Standard Chartered,

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