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In scott connected transformer number of turns in the primary winding of teaser transformer is % of number of primary turns of main transformer A 86.6 B 57.7 C 14.4 D 33.3
1 5350The mechanical angle is electrical angle A always less than B greater than or equal to C equal to D less than or eaual to
1 4070In winding design, the angle of chording (β) is nearly equal to A 45 degree B 60 degree C 30 degree D 90 degree
1 7320Squirrel cage induction motor has constant A slip B stator current C rotor resistance D speed at all load
1 3200in 33/11kv stepdown transfomer, transformer will stepdown to 11kv & remaining 22kv where it will go..
3 6158what is the difference between single core,three core,three and half core and four core, and where it can be used ,
1 3502which of the following loss varies with the load a)hystresis loss b)eddy current loss c)copper loss d)core loss
2 5076Frequency of rotor emf in induction motor is around A same as stator frequency B 50% C 5 % or below D 30%
Bhel,
1 4428Frequency of rotor emf in induction motor is around A same as stator frequency B 50% C 5 % or below D 30%
1 2686Slip at maximum torque depends on A rotor resistance and reactance B stator reactance C load current D stator resistance
1 2604Calculate torque developed by the 3-phase, 5 H.P., 4 pole induction motor runs at 1500 rpm A 23 N-m B 21 N-m C 10 N-m D 0 N-m
5207Induction generator has = A negative speed B negative slip C negative voltage D negative current
2 3896Magnetizing current for induction motor compared to transformer is= A equal B more C less D depends on load
1 2976Stator core loss of squirrel cage induction motor compared to rotor core loss is= A equal B more C less D depends on load
2 4507Post New Electrical Engineering Questions
What difference between ref protection and differential protection ?
State The Difference Between Generator And Alternator?
What is the need for a controller?
H.t motor 6600 volt to same motor lt supply 440volt supply applyed to h.t motor to effect....
what is a pulse transformer? how rise time of pulse changes when ever the voltage changes?
what is the effect of higher value of GD???
State the points to be considered for selecting a particular type wiring.
give single line diagram of D.G distribution form alternator to main L.T panel?
What are the types of transformers according to the arrangement of iron cores?
volts=230 c=10mf a=??
what do you mean by class PS CT and what are technical details needed for calculating it?
I need bhel electrical test pattern & paper
Could Please Explain briefly. Why used stabilizing resistance series with High impedance bus differential protection relay.
any body,pls tell me how to done relay coordination ? how to coordinate by TCC curve?how to read the tcc curve?
What is the purpose of stablization resistor in high impedance bus bar protection
