reason of diode failure in alternator

0 Answers   adag,

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how electronic energy meter works?

12 Answers  

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what is iron loss?

4 Answers   RRB,

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State the factors, for the choice of electrical system for an aero turbine.

0 Answers  

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What are the safety devices on Cumins Diesel Generators from 500 kva to 1500 kva.

1 Answers   Maruti Suzuki,

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why 3 phase motors are preferable over single phase motors ?

6 Answers  

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Is there any difference between load based power plant and coal based power plant?

1 Answers  

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1. alternator has full load regulation of 4% when pf of the load is 0.8 lag, 1500 rpm. full load regulation of 1400 rpm for 0.8lag will be ________ ?? 2. torque angle of a sync m/c operating from a constt voltage bus is usually defined as space angle between _______ . 3. method most effective in finding out no load losses in large DC shunt motoris ______ . 4. current carrying capacity of fuse material depends on ______ . 5. coil has res. 10 ohm, inductance 1H. what wil be current after 0.1sec after switching on to a 500V DC SUPPL ? ? 6. effect of phase lag compensation on servo systems ___________ . 7. rotor of a dc machine is usually supported upon ______ . 8. DC motor is preferred to AC motor in which application ?? 9. 3 nos of 10:1 Xmer are connected in Star-Delta to supply a load at 230V.the supply voltage must be ______ . 10. voltage source produces max current in which circuit. 11. cal. power, if current and voltage are out of phase by 90 degree. 12. suitable length of Xmission line of power at 66 KV. 13. Which of the theorm helps in simple computation when the load across a ckt is varying ?? 14. what is the adopted line length for power Xmission of power by cables ??

5 Answers   TATA,

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hi... Can anybody give me description of type-2 coordination, IP protection, NEMA standards ? Thanks..

2 Answers   KSEB,

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in dc machine airgap is there b\w stator and armature but by conduction emf is generated how & what is conduction

1 Answers  

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Hi friends I am a service engineer in electrical field i plan to shift design engineer in same field, so i request your suggestion for what software or course i want to learn ?

5 Answers  

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why steady state stability limit is greater than transient stability limit ? How it can be explained ?

0 Answers  

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