77 In constant power region of 3-phase IM torque-speed
characteristics, the torque is proportional to
A speed B slip
C 1/speed D 1/slip
Answer Posted / prameela bhukya
under light load condition or stable condition torque is proportional to slip.under unstable condition inverselyproportionalto the slip
| Is This Answer Correct ? | 0 Yes | 0 No |
Post New Answer View All Answers
what is the cause of voltage dipp or swell in the transmission lines?
In electrical locomotive engines, the DC series motors is being used as traction motor. But in new engines like in WAP7 & WAG9 the 3-phase squiral cage induction motors has replaced them. So can someone tell me the advantages of induction motor over dc seris motor in engines points of view....???
What is dynamo function in DG sets and draw block diagram?
What is the effect on in Zone and out zone fault if Phase side CT is Vk/2<30 mA and Neutral side is CT is Vk/4<30 mA for Transformer REF protection
What is proportional controller?
What is power factor why we should maintain the power factor unless what will happen
Enlist four components of electrive drives.
What is Negative Potential Bias
how to determine the cable size...pls explain me with the formula taking particular load....does the factors like impedance & short circuit rating influence the cable size, if so how....
how to select automotive wire by mathematical equation with given current, vlotage and resistance
1.why we are using blocks in withoutgaplightning arrester 2.why we ar using bushing in withoutgap lightning arrestor
does buccholz in a transformer use batteries
What is lc oscillator?
How earthing/grounding done in aeroplanes and ships.
solor panels arrange some angle,panel is flat fitted energy was produced or not why?