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Engineering AllOther (1379) I have applied for rrb ,for the post of JE (mechanical),So please send me the solved Question papers for the past four years RRB EXAM's as soon as posible.
1 3596I had a plot of say 5000 sq.ft. and soil in the plot is normal soil. Now I had to work upon the tender quantities to prepare a preliminary budget within a day. Is there any thumb rule or assumptions to calculate the quantities which can differ upto 15% +/-?
2 6405what is the way of measuring air flow in air duct?explaim instruments used and DP creation in line?
3 6611What will happen to the protection and metering, if the polarity of a single or two PT/PTs in three phase system is reversed? Please provide reference if any.
2186
Explain about the leakage class of the control valves
generally how much percentage is required to sit in exam of PSU'S for mechanical engg. candidate (general category)
Will water damage concrete?
Why do you need a keyway in the construction of a wall?
Power grids in two adjacent states(A&B) are interconnected. Can power grid in state A can be represented by Thevenin Equivalent Circuit. If not explain Why?
Define positive logic
Is there a lower limit to the gland surface finish for static O-rings, gaseous system? surface finish table lists 0.41-0.81 micro-meters for static gaseous systems. What is the drawback of using a smoother surface finish lower than 0.41?
what is domain functional level in windows server 2003?
Which plaster is used in gold investment casting?
How can I calculate ISF of current transformer?
Explain some properties of manganese steel?
How to convert binary to excess 3 code and vice verse?
Explain the difference between blower and fan?
What is meant by pwm control in dc chopper?
what is the responsibility of C license holder in industry?