A synchronous motor is operating at a leading power factor .if the applied voltage is decreases ,(the excitation remains constant ) ,the motor current a)increases b) decreases c)remains same d) none of these

2 Answers  

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why the value of impedence is taken as %impedence in fault currrent calculation

1 Answers  

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. The string effcy in AC sys is 80% Then for same power, the string effcy in dc sys is a) less than 80% b) 80% c) more than 80% d) zero

1 Answers   Engineers India Limited,

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As all us know that the capacitor panel is connected to improve the power factor when it is PF is low. whether we can connect the capacitor panel on D.G. side(? If it is yes means why?

1 Answers   Aricent, Essar,

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why the excitation is necessary to produce the reactive power

2 Answers  

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what is demagnetising effect & crossmagnetising effect and how it is related to electrical system?is there any more effects are available or only these two??

1 Answers   Telco,

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low voltage grounding is done by?? 1)solidly gnd 2)ressistance 3)reactance

1 Answers  

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Slow acting fuses are most often used for which application a) Lighting circuit b) heating circuit c) Motor D) Radar circuit

1 Answers  

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what is your majour contributions in your present job

0 Answers   ESL,

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being an electrical engineer why you wanna come into software i have an very good academics what answer i have to give

0 Answers  

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WHERE IS THE LIGHTING ARRESTER SHOULD BE PLACED IN DISTRIBUTION LINES?

26 Answers   APTransco, BARC,

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anyone knows service engineer in chennai for EDM SPARKING MACHINE.CHMER PULSE CD 60 M.pL GIVE ANY CONTACT NOS

0 Answers  

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