why Current is lead 90 degree and voltage is lag 90 degree in a capacitor.? why Current is lag 90 degree and voltage is lead 90 degree in an inductor.?

0 Answers  

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How to improve insulation resistance of Motor

2 Answers  

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what happan when ac power transmitted in unity power factor

12 Answers   JE, Maihar Cement,

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How does CT can measure the high value DC current?

4 Answers  

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1. What is maximum permissible distance between smoke detectors ? 2. How do we decide number of smoke detectors required in a large office, warehouse, hall etc ? 3. What should be maximum height of smoke detectors ? 4. Where do we use heat detector, optical smoke detector, temperature sensitive detector ?

0 Answers  

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please I wont know how to calculate the vector group for power transformer ZNyn11 best regard.

0 Answers   Al Rasikh,

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in basic 2 phase will short means tripping the power but spot welding 2 phase shorting but not tripping it will welded why.....(Q)

0 Answers  

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why substation ratings are multiple of 11 means 11\33 kv substation

6 Answers  

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how to calculate the breaking capacity of different breakers.

0 Answers   UltraTech,

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How to calculat the size of copper& aluminium wire ?

5 Answers   Hindalco, IOCL,

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for ac networks if the voltage wave form is V=Vm sinwt here the voltage Vm=230 for the frequency 50hz then the time period is 0.02 sec then for the time period 0.12 sec what is the voltage

4 Answers  

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WHAT ARE THE DATAS REQUIRED FOR SCS SIGNAL LIST PREPARATION?

1 Answers   L&T,

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