Answer / muthuvel

Application wise both are same.In CBS having
rectifier,battery,
battery charger,inverter all these thinks in build.

In Ups Battery is separated.

CBS-used for large power requirement
UPS-for small power requirement

Hi I'm doing my MBA(3rd semester).I applied for the post of ET conducted by BHEL the last year.I cleared the written and lost in personal interview.Again I wrote the exam this time and cleared the written n yet to take the personal interview.Shall I disclose in the interview about my studies.What shall i say if they ask about my change from studies to job

0 Answers   Bhel,

---

what is work of choke in tube light?

4 Answers   L&T,

---

How to check the Bushings of the transformer?

0 Answers  

---

Can a transformer designed for a particular voltage and frequency rating be used for different set of mentioned ratings? Assume that the winding does not get burnt because of overheating at higher voltage. If yes, then under which constraint it is possible?

1 Answers  

---

Why restricted earth fault protection is needed? Why can’t differential Protection is sufficient?

3 Answers  

---

why low pressure side of the turbine is connected to the alternator and not the high pressure side??

1 Answers  

---

how to calculate the current capacity of a wire if its dimension in Square mm is given

1 Answers   TATA,

---

what do you mean by partial discharge in cable

1 Answers  

---

What is the electrical difference between Earthing Switch (ES) and Maintenance Earthing Switch (MES)?

1 Answers  

---

Circuit diagram of tube light without starter using electrical choke

0 Answers  

---

What is the physical significance of phase.. i.e. what is exactly the meaning in layman's language.. 1 phase, 3 phase etc ???

0 Answers   L&T,

---

What is the difference between expansion joints & thermal expansion joints in Bus bar

1 Answers  

---