If the Brsh of DC motor is shifted by 90 deg, then MNA will
shift by --degree.
Answer Posted / sandeep
i expect answer to 90. please justify
Is This Answer Correct ? | 2 Yes | 4 No |
Post New Answer View All Answers
HOW WORK HEAT PLATE EXCHANGER
What is effect on in zone and out zone fault if CT chosen for phase side is Vk/2<5mA and Neutral side is Vk/2<15mA on REF protection of Transformer
How Can You Relate Power Engineering With Electrical Engineering?
why transformer ratings in kva? & DG ratings in kva? & Motor ratings in kw/HP?
Why we are going for converter transformers for DC drives application instead of distribution transformer?
what is the criterion for selecting vector group of Transformers ? i mean how to decide vector group of Generator transformer, substation trasformer and transformer at consumer end
our industries ht line so power fluctation(once drop of power please rectify causes
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 doid
What is true sine wave or pure sine wave inverter?? Is it sine wave or step wave?? If it is step wave, waves with how much step is considered as pure sine wave? Is it possible to produce pure sinewave using power electronics?
What will be result if we connect LT votage to the terminal of HT motor?
How to calculate the current of Highpressure Mercury Vapour Lamp?what is the basis?whether we have to consider power factor or not?
HOW MUCH CURRENT DOES SYNCHRONOUS MOTOR TAKES AT SYNCHRONOUS SPEED IN NO LOAD CONDITION ?
what do u understand about FACTS? how they are useful?
what is 400kv doble circuit quadpole tower?