Answer Posted / sanjay kumar singh
earthing means to earth the body of any electrical
equipment like cooler, genetator body, induction motor,
grounding means to connecy the neutral point of machine to
the earth like star connected transformer or generator .
| Is This Answer Correct ? | 15 Yes | 2 No |
Post New Answer View All Answers
we all know voltage is a force(emf), and the force always devides if 2 or more than2 loads are there but why does the voltage remains same is parallel, it must devide na ???
how can we say that stator magnetic field rotates with synchronous speed?can we derive?
what is PWM in IGBT and how it works for drive.?
What is the difference between shortcircuit current, rated current of cable & MCB with example? What will be the size of cable required for 5.5 KW motor (Full load current 10 Amps approx.), Starting current with DOL is 120 Amps. Aprrox. Short circuit current with LLLG fault is 2000 Amps Approx.
What is the drawback of class b amplifier?
Hi everyone, I'm Lachuu, recently joined automation company as PLC Engineer. I have certain basic question, I request all big gurus and seniors to answer these question. Because this will be very helpful to me as well starters like me. How to design a control circuit (ex: pick & place - my current project) Yamaha robot PxYx series controller RCX222, using 6 cylinder double acting, plc keyence kv p16r 2 expansion unit for input and output each. How to select panel terminal mcb elcb powersupply. My main concern in some projects how to select dc power supply, mcb rcb(I came across dif bt b c d curves, but stil confusing, pls help me :-(. I would really appreciate all who are going respond to this question.
How can you sized or estimate the ligthning arrester current rating?
what should be the acceptrd value of winding resistance for 2.5MVA transformer
We have two APFC panels in same station. I need how to connect CT in two APFC panels.can we take one CT in series connection or two separate CTs.
diff.between servo motor and ac motor
is the value of inductance depends upon the evalue of thitha in doubly excited machine?
what is Fault level? why it is calculated? how will u decide same for our plant?
After taking shutdown of 11kv feeder, if you see 5kv by phasing stick in the cable side, is it possible to close earth switch in cable.
Explain the following and how these are working with PLC Unit 1 I/O Module Card 2 Adaptor Card 3 Ribbon Adaptor 4 I/O bus 5 I/O Devices
i am venkat i got gre 930(verbal 270 quanta 660) and my toefl score 105..here question is why u got less score in gre ? what i supposed to tell...any chance of rejection is there...my accadamics record is very good
