If induction motor load is incresed motor speed decrases.But in syncronous motor load incrases speed canstant why?
5 17353for 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 17636NOW A DAYS THE POWER SUPPLY IS VERY LOW.SO THE FLURESCENT TUBE LIGHTS ARE VERY DIM.IS THERE IS ANY WAY TO INCREASE ITS BRIGHTNESS?FOR EXAMPLE ANY CONVERTER,CONDENSER?
Bhel,
1 3493Post New Electrical Engineering Questions
On what cycle does thermal power plant operate?
i want to know that what is the eligibility critaria for ongc exam?
Can we Co-ordinate relay in Load Break switch?
In case of salient pole alternator when number of poles are 4 or more than 4 it helps the flux wave to be sinusoid as air gap length is increased from center to tip , but if the number of poles are 2 how does the flux wave is sinusoidal?
Explain the different methods used in the choice of rotor slots for reduction of harmonic torques in an induction motor.
How to calculate Voltage regulation of 22 KV Over head Line.
A generating system will have a total capacity of 300 MW. Find the probable forced outage when the capacity is supplied by two 150 MW units. The operating probability of all units is P=0.98 and forced outage probability rate Q =0.02 .
in my working site. momentary jerck in electrical supply ocurred frequently which cause of multiple losses in our electrical equipements. how can we protect our electrical machines and equipements in this situation.
what is the use of the puls transformer in UPS & how it works???????????
what sort of general awareness questions are asked in o.n.g.c entrance exam?????????????????
What is the cut-off rate?
Merits & Demarits of Oil circuit & Air circuit breakers ?
In convertor can we use rectifier thyristor in place of invertor thyristor with explain.
any one can explain the stages of a knee point which is taken during ct magnetising curve.
how many types control panel of a 132/33 kv substation