hi i wonder will the speed of a 50hz AC motor reduce if i supply it with 25hz?

4 Answers   Divis Laboratories,

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does meager test perform on lightning arrester ? if doesn't then why ?

1 Answers  

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What is Annunciation?

0 Answers   Solare,

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what is the VA(Volt-amphere)? define with calculation?

0 Answers  

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what is the earthing condition between earth & phase.

3 Answers   ABB,

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Explen all type electrical protection ? like O/C,E/F,NPS,VOLTAGE UN BLANCE,CURRENT UN BALANCE,NAGETIVE PHASE SEQ,AND ETC...............electrical Protection

6 Answers   Reliance,

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what is the difference between electrical degree n mechanical degree?

3 Answers   IGCAR,

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which gas is cost wise high?

1 Answers  

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Dear all, is ther any body who can tell me about the setting of ACB(air circuit breaker ). what kind of it,s setting is and how to do it,s setting. also please tell me the setting of VCB(vaccume circuit breaker) . please tell me their setting,s. i will b very thank ful to all of u. Thank,s and Regard,s. Muhammed Ikram.

2 Answers  

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What is a differential amplifier? Also, explain cmrr.

0 Answers  

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Why the capcitor to be discharged after put in to operation & why not inductor though the both elements stores energy?

3 Answers  

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HAT IS THE EFFECT OF LOW POWER FACTOR ON THE GENERATING STATION?HOW WILL YOU IMPROVE THE LOW POWER FACTOR?

1 Answers  

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