Answer Posted / vels
for calculating the active power ,reactive power ,current etc in Energy meter. since the energy meter is having separate CT and PT ratio and field is having different CT and PT ratio
hence MF is required
formula
actual CT*PT ratio/meter CT*PT ratio
| Is This Answer Correct ? | 5 Yes | 0 No |
Post New Answer View All Answers
Give details of your interested designation, the post you are interested to serve the company better and explain why you think you can serve the company better in such position if employed?
How would your past experience translate into success in this job?
why are u join ntpc
Whether amorphous core transformer is available in India?.If available then up to what rating of voltage and KVA?.
A double circuit with dog conductor 66KV Transmission line from wind farm evacuation to feeding substation having capacity of 25MW for transmission. Can same transmission network be considered for further expansion of Power & how much in MW. If we need to expand next 10-15 MW more will there any augmentation is required in transmission network? Kindly reply asap.
why do we measure VIBRATION in -24vdc and why we adjust gap voltage -9vdc to 10-vdc? i am trying to get this information since 5 years, yet i haven't get reliable answer, i hope i can get from you.
Does the direction of rotation of d.c. Shunt motor would get reversed if the armature current and field current both are reversed?
We have a couple of oil tanks at our plant. One of them does not have a lightning arrester installed. My question is it necessary to install an arrestor on every tank or will this particular one be covered by the arrestor installed on the ajdacent tank, Since all the tanks are close to each other. Basically, I want to know that if these arrestors or protection works in a parituclar area of effect or influence. Thanks
If we have to find the inductance of a dc shunt motor then by giving dc supply or ac supply and what is the reason for it. (this example is from "to determine the transfer function of a dc shunt motor ")
how do u gauge the size of the cable ?for eg. consider a 300 sqmm L.T Cable.How do u determine the size of the cable seeing it pratically?
I am going to appear RRB Sr. Section Engineer Exam, Electrical. Can you send me previous year questions of RRB Electrical engineer. specially Section Engineer questions. my email id is likerahulworld@gmail.com
which is the most advanced form of SF6 BREAKER?Can we use other gases to quench the arc?
why co incidence factor considered in transformer sizing?
what is different between phase and netural
If UG power cable both ends are to be earthed or what? If not why?