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

DESCRIBEPNEUMATIC SYSTM OF ASH HANDLING PLANT

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State superposition theorem?

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to vary valtage from 0 - max a variac is necessary . so how to design for high power applications nearly about 200KW power

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what should be the BDV value Of 11/132kv power transformer

3 Answers  

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What is the function of RCCB? What are the different sensitivity ratings & each application?

6 Answers   Wipro,

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I WANT TO INSTALL LIGHTING ARRESTOR ABOVE 20 FEET HEIGHT INDUSTRIAL BUILDING. NOW IT WAS 15 FEET HEIGHT HOW MUCH DISTANCE IT WILL COVER & HOW TO CALCULAT THE DISTANCE COVER BY THE ARRESTOR

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in three pin plug 6 Amp. 220v AC rating. why earth pin diameter is higher than ohter two pin? what its purpose ?

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what is a kit kat fuse?

5 Answers   TCS,

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Why CTs are connected in star on T/F delta connected winding side & in delta on T/F star connected winding side for T/F differential protection?

2 Answers  

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Hello Friends, How can we recognize the CT Star Point is S1 or S2 in case of Electro Mechanical Relays and what is meant by Restraining coil in relays and what is the purpose of that.. thank you in advance..

0 Answers   Siemens,

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which strater used genearalyy???and why???

1 Answers  

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we use 400/5A ct and 35/roor3KV,/0.1/root3KV,0.1/root3KV pt ratio. What is the multiple factor of this meter.

0 Answers   ABB,

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