shall we use a machine having 60Hz frequency in india ? why?

4 Answers  

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why induction motor always operate at lagging p.f.?

4 Answers  

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How open delta used for protection?

4 Answers  

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54 Comments Alok and Bhanu play the following min-max game. Given the expression N = 38 + X*(Y – Z) where X, Y and Z are variables representing single digits (0 to 9), Alok would like to maximize N while Bhanu would like to minimize it. Towards this end, Alok chooses a single digit number and Bhanu substitutes this for a variable of her choice (X, Y or Z). Alok then chooses the next value and Bhanu, the variable to substitute the value. Finally Alok proposes the value for the remaining variable. Assuming both play to their optimal strategies, the value of N at the end of the game would be?

0 Answers   Bajaj, TCS,

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if its possible for step up or step down DC volage directly ? possible means how we can do it ?

5 Answers  

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how to select the cables based on amps ratings ? how to calculate the amps and how to select the cable size

1 Answers   JV Electricals,

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how we can measure the dc current instead of clamp meter ?

1 Answers  

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In my power station 220 volts dc battery set. they coneected 84th cell taped

1 Answers   KPTCL,

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what is XLPE cable?

2 Answers   Essar,

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what is full wave bridge?

4 Answers  

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How to calculate Temp from Resister from PT100 equation,

0 Answers  

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how electrical energy is converted into mechanical energy in dc motor

3 Answers  

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