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 ??
Answer Posted / rajnikanth
for tenth one it's short circuit
| Is This Answer Correct ? | 3 Yes | 0 No |
Post New Answer View All Answers
which type of amplifiers are used in multimete?
why the field winding in dc motor is not short circuited eventhough dc supply is applied across the winding
how can we determine size of a cable by knowing the kw or current rating of a load?how can we calculate the resistance box of a slip ring motor?
describe the Operation of induction generators from bus bars
How to calculate capacitor bank value to maintain unity power factor with some suitable example?
Why is voltage is required to be within permissible range for an electrical equipment?
WHICH SIZE A.B.CABLE IS USED FOR 11KV.
What is force on a conductor in a magnetic field ?
sir, i am 3 years diploma course pass out candidate.what type of certificate can i got in marine service.
What is inductance?
What is Auto Mains Failure Panel & Auto Synchronizing Panel
how to CHECK CT AND PT AT THE FAULT OCCUR IN GENERATOR RELAY PANEL .
What is the minimum underground tank size capacity considered for firefighting purpose?
What are n circles?
The power supplied to a 50mH inductor from a 120V, 60Hz source will be