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Engineering AllOther (1379) In electrical locomotive engines, the DC series motors is being used as traction motor. But in new engines like in WAP7 & WAG9 the 3-phase squiral cage induction motors has replaced them. So can someone tell me the advantages of induction motor over dc seris motor in engines points of view....???
RRB,
2522WILL ANY COLLEAGUE TELL ME THAT WATER RATIO IS FIXED FOR ANY TYPE OF CONCRETE? OR HOW CAN WE DETERMINE THE RATIO OF WATER IN A CONCRETE MIX.
3 6869
can u tell me what are the subjects involved in group I and II and how i prepare for the exam
What are continuances of connecting earthing and shield of branch cables (instrument to Junction box), at the same earthing pot provided on JB? Is it ok, or may produce some problem?
Where is iron ferrite found?
What is the difference between alpha iron, delta iron and gamma iron ?
Why would the files on hard drive stores temporarily but not permanent?
how the speed of the gets motor regulated. does it draw the same current on the all speed level.
what are inherent currents?
where can i get the previous question papers for rrb section enginerr (civil)
What is meant by running clearance?
How do you convert wind speed into force?
How to decide whether A / B / C / D curve type MCB should be used?
Define what is the different between ferrite percentage and ferrite number?
what are the types of design? which type of method is used at what type of design & why?
salam&hi, i need to know about how can i calculate an enough current for the new building before i submit it to the suppliers
Which heating value is indicated by a calorimeter and why ?