Answer / abhishek

C: high thermal conductivity

Answer / vaibhav

High relative permittivity

Answer / jaikalam

(A) high dielectric strength
(B) high relative permittivity
(C) high thermal conductivity
(D) high insulation resistivity





























































Ans:D

why in some cases the receiving end voltage is higher than the sending end voltage in transmission line (called 'Ferranti effect') ????? whts the reason behind tht???

3 Answers  

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any one please tell taht what type questions will be asked in BHEL interview, i am having interview on 24th Dec, please send this to mail pradeepsistam@yahoo.co.in

0 Answers   Bhel,

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I HAVE BEEN SELECTED FOR APGENCO A.E(ELECTRICAL) 2008.HOW MUCH WEIGHTAGE FOR INTERVIEW AND WRITTEN TEST.HOW I HAVE TO PREPARE. PLEASE GIVE INFORMATION IF U KNOW.WHAT ABT G.D THIS TIME.CALL RATIO 1:2

0 Answers  

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why we use post insulators in no ofstacks at substation for supporting equipment ? why we not use single post insulator

3 Answers  

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How select ELCB for 32amp. socket having quantity 12Nos. We have to do this wiring in PLANT. Please Also explain the incoming cable specification.

0 Answers   Gulf Industrial Services Company GISCO,

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yesterday i am using my laptop by plugging power supply also battery was working properly after while i unplugged AC power source ,using my battery i played car game (use much power) after that the battery finished the charge and it closed my PC. after that my battery not charge (when unplug automatically PC will turn off)

1 Answers   HPCL,

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what is humming AC solenoid

2 Answers   Seagate,

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For refrigerators the motor current is raised beyond its rating on both conditions when the voltage of the system is more(say 270v) than the rated voltage(220v) as well as when the voltage of system is less(say 160v) than normal voltageof 220v, why explain?

0 Answers   Electrical Tech, UPSE,

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how to reduce the magnetizing current in distribution transformers

1 Answers  

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What is the meaning of EDO in DG panels?

3 Answers   Bajaj,

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What is expand formation of AYFY cable

2 Answers   HP,

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whats the diff b/w mpcb and mcb?weather it trips on single phasing or not.

9 Answers   Electra Power, Essar,

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