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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I am going to face an interview in Ericssion tomorrow for implementation Manager.I need some idea on interview question

0 Answers   Airtel,

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im an electronics and communication engineering..i have to attend an interview based on contract basis.i kindly request u to send all possible questions to my mail...its varsha.happy@rediffmail.com

0 Answers   BEL, Core, TCS,

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What is an astable multivibrator?

0 Answers  

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Why is zener diode used as a voltage regulator?

0 Answers  

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what is the difference between electrical and electronic chokes

0 Answers  

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Write down the expression for the average output voltage for step down and step up chopper?

0 Answers  

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Sparking between contacts can be reduced by inserting a a.) Resistance in the line b.) Capacitor in series with contacts c.) Capacitor in parallel with contacts d.) None

4 Answers   BSNL, TelCom,

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What is EIRP

1 Answers  

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What is zener voltage?

0 Answers  

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what is work of eoca card in nokia flexi EDGE BTS?

0 Answers   Ericsson,

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What do you mean by EDGE and any link for possible interview questions on this topic?

4 Answers  

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