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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 5354The 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 4073In 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 6163what 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 5084Frequency of rotor emf in induction motor is around A same as stator frequency B 50% C 5 % or below D 30%
Bhel,
1 4429Frequency of rotor emf in induction motor is around A same as stator frequency B 50% C 5 % or below D 30%
1 2691Slip at maximum torque depends on A rotor resistance and reactance B stator reactance C load current D stator resistance
1 2607Calculate 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
5208Induction generator has = A negative speed B negative slip C negative voltage D negative current
2 3900Magnetizing current for induction motor compared to transformer is= A equal B more C less D depends on load
1 2978Stator core loss of squirrel cage induction motor compared to rotor core loss is= A equal B more C less D depends on load
2 4510Post New Electrical Engineering Questions
how commomn gate triggering is given for TRIAC ? other thyristor wont be efffected?
Form S and "c" license application both are same? @ tneb portal
If oil and air can withstand a high MeV when used as an insulator in a transformer, what are the values of how high for each material?
How many types of instrument cables are there?
How to justify this statement ??? "Capacitors in series provide less capacitance but higher voltage breakdown rating for the combination"
What is a dc motor?
What is Anemometer used to measure?
any one can explain the stages of a knee point which is taken during ct magnetising curve.
why we permissive overreach in distance protection.where it is applicable to use in long r short lines
what is ratio of copper wire size and current ?
Define peak time.
Tell me in detail about c.t. And p.t. ?
for what purpose the star point is done in ct
Direction of flow of active power and reactive power with logic?
what is mean by restructuring power system?
