Answer / prajith o c

Corrosion

Answer / binit

Prevent. Corrosion

In what way does the variable ratio-arm improve the usefulness of the wheatstone bridge?

1 Answers  

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Why Two Transformers aside shoud be supperated by concreted wall?

5 Answers  

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can we replace Dyn11 transformer to Yy0 transformer and what is the difference between the two type

1 Answers   Arab Contractors,

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which meter used to measure a flus

2 Answers   RRB,

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Is there any problem ,if R-Y-B voltage is constant , but the air compressor taking one phase high current.what is possible causes.the said compressor is very new.(55kw).

4 Answers  

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HOW TO CALICULATE THE LEAD ACID BATTERY AH AND HOW TO FIND THE 1.2KVA UPS BACKUP @ 1000WATTS LOAD?

2 Answers  

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flurescent bulb rating is to 230v,50HZ.now flurescent connected 230v,25HZ.whether nreduced frequency will affect the glowing properties of flurescent.

6 Answers  

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I am going to appear for the RRB Chennai Section Engineer online exam. Please send me the question papers from 2001 to date to my mail id:upendrakrishna20@gmail.com,plz send me ,or send any other rrb papers plzzzzzzzzzzzzzzzzzz

0 Answers   RRB,

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dc supply given to dc generator winding.how is possible? my knowledge is saying the winding will burn. please reply.

0 Answers  

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What is the use of iron core in a transformer?

0 Answers  

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What is the meter used to check the DG sound level.and pollution check

2 Answers  

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what is working process of star delta controlling circuit ?

0 Answers  

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