India is the power supply is 230v 50hz,so why the other countries 110v 60hz AC power supply why?

5 Answers   BEL,

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Can some body explain me please..mobile to mobile call flow explaination..

0 Answers   GTL,

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Define negative frequency?

0 Answers  

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Define what is meant by small signal amplifier?

0 Answers  

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what is up linl?

3 Answers  

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what is mean by biasing?

2 Answers  

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Draw the block diagram of a 128 line EPABX and explain its operation?

0 Answers  

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could u plz send me a sample placement paper for hpcl trainee engg exam..(electronics& telecommunication stream)...thnku deepikameena1@gmail.com

0 Answers   HPCL,

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Explain how to convert binary to excess 3 code and vice verse?

0 Answers  

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When an RC driving point impedance function has zeros at s=-2 & s=-3,then admissible poles for the function would be? a)s=0;s=-6 b)s=0;s=-3 c)s=0;s=-1 d)s=-3;s=-4

3 Answers   BSNL, Jindal Steel and Power,

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Hi, i have to appear in L n T managment trainee interview ..please suggest some questions if u have faced similar interviews..!!!

0 Answers   L&T,

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Why do we use distinct polarisation (UL-H:DL-V) while uplinking and downlinking rather than same (UL-H:DL-H)?

0 Answers  

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