what is the reason for using 110 volt and 60 hertz ac supply for using power distribution in America?

2 Answers   Electro Tech,

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how can we know cable size for a given current? if any one have catalogue plz mail to vijay_raju369@yahoo.co.in

5 Answers  

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what is phase voltage and phase current what is line current and line phase

3 Answers   L&T,

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In constant power region of 3-phase IM torque-speed characteristics, if frequency increases voltage A does not alter B decreases C increases D none of above

1 Answers  

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What is cathode ray oscilloscope (cro)?

0 Answers  

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In Extended Delta transformer, by which method we can measure the extended angle of transformer?

1 Answers   Usha Martin,

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Which type starter is used for synchronous motor?

2 Answers   Equate,

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How to find synchronous motor speed formula Ns=120f/P ?....

2 Answers   Cranedge,

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what is the difference b/w permitivity and permeability

1 Answers  

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why we avoid parallel operation of diesl generator?

4 Answers  

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Give the expression for the frequency of oscillations in an op-amp sine wave oscillator?

0 Answers  

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formula for calculation of switchgears(i.e. contactor, fuse, cb, relay etc.), if load current is given?

0 Answers  

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