hi friends any body please help me i am going to write rrb
examination for tecnical trade mech. pls tell me perfect
authour name and publicataions for rrb objective type mech
engg or any other options to prepare
During Starter Panel Com missing I Found The Main Incomer
40Amp MCB 10KA Trip When Motor Change Star To Delta
Motor Rating 20HP
BUT When We Use Same MCB To Other Motor It Does Not trip
Or
What Is Necessaries for Star Delta Starter MCB SFU MPCB OR
MCCB And What are The Breaking Capacity of MCCB in the Motor
above 15HP
22
how we can measure the dc current instead of clamp meter ?
53
Why do some of the latest 'single crystal' superalloys
contain concentrations of the grain boundary strengthening
elements, e.g. carbon and boron?
139
I have need to pervious examinations questions and answer
for RRB examination in technical, JUNIOR ENGINEER PLEASE
SEND EXAMINATION QUESTION AND ANSWER MY ID
k7_r@indiatimes.com