Answer / vishnu varthana

ph ranges from 0-9 generally.....in order to decrease ph we
have to add some acid..

Answer / sri krishna

add some caustic soda to the solution, and make sure the ph
value shud lie btwn 9-12..for a gud liquid resistor

what is back emf?

4 Answers   Bhel,

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Why is it that North America uses 60 hz frequency while Europe uses 50 hz?

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

5 Answers  

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how to define that what is resister ,capacitor& inductor.

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0 Answers  

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0 Answers  

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1 Answers  

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6 Answers   Engineers India, GCC, KP, QPSL, Siemens,

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why the autotransformer burnt while stating the pumpmotor?, In starter and motor there was no abnormality.

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0 Answers  

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Is it possible to get earth resistance value"zero" Ohm practically??? If yes,which type of earthing???

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