can we use the step down transformer to step up transformer
Answer Posted / sandeep m. parmar
yes a step down transformer can be used as step up if the
connections are reversed.
| Is This Answer Correct ? | 9 Yes | 2 No |
Post New Answer View All Answers
How much of the total hydro power potential has been exploited so far in india?
Why does the rotor rotate?
What the main causes of transient interruptions on Over-Head Distribution Lines?
What is the function of under voltage release ?
State the types of distortions in amplifier?
what is physical distance of isolator to VCB in 33/11kv sub stations
how can we calculate the ampacity of the electrical wire/cable. and what are the factors must be considered. pls. elaborate.
1)Explain why the cradle guard is used on railway crossing in overhead line construction?
What are factors to be considered while we selecting the Core Balance Current Transformer for Earth fault protection
what is the standard duration after failure EB power
Why are cables rated for 40 KA for 0.25 Sec fault current rating?
What is Annunciation?
7- What is the Dissipation Factor and the difference between it and Insulation Resistance Test? 8- What is the task (function) of DC and AC reactors in power plant? 9- What is the task (function) of (open delta with earthed) in some types in transformers? 10- What is the base of the selection of the vector group in transformers? 11- What is the zig-zag transformer and its function by drawing in large detail? 12- What is the polarity ? 13- Why we make short between phase(R) in high side and phase (r) in low side in vector group test? Where High Side ( R ,S and T ) and Low Side ( r ,s and t ). 14- What are the time on delay and time off delay? 15- What is the vector group? 15- What is the task (function) of different types of vector group such as Dyn11 , Dd0 , YNd1,……..,?
for 750 kw LT load what will be the ht kva
Why does the speed regulating system adopting I controller have no steady-state error? In this single closed-loop speed regulating system, when the input of the I controller Un=0, what is the output voltage of the regulator? What factors do the output voltage depend on?