why do we require cooling towers in case of water cooled chillers?????2 3332
is it necessory to use heat exchanger in case of water cooled chillers & cooling towers?????3 2588
plz anyone provide me the sample test papers of ONGC as of i m from Mechanical engg bakground and would be appearing for the test in the june 2010. My email id - email@example.com
when do we use roller bearing, deep groove ball bearing, angular bearing, sealed bearing, semi sealed bearing, unsealed bearing, anti friction bearing, journal bearing, thrust bearing678
sir i have completed diploma in mechanical engineering in 2006 i have one year experiance in maintenance field but i want to know how can we success in maintenance field fastly1 1913
why machine is required12 5582
How to calibrate Vacuum Gauges if you don't have any standard gauge available with you? please suggest procedures for calibration of Vacuum gauge like pirani gauge ,cold cathod gauge,thermocouple gauge without any standard gauge.1337
I am a mechanical student.And have cleared the written for NTPC. Please suggest what and how to prepare for the interview.i have got only 2-3 weeks in hand.643
Lowest temp in vapour compression cycle in :(Ans:Expansion devices) Contineous welding is type of :(Seam Welding) refrigerant in domestic Refrigerator:(R 134 A) Lowest critical temp of refrigerant:(Freon) Statement....this is .....law:(Avagadros law) Ratio reynold no to prandtl no is:(Pecelent no) if welding is done from right to left then what is the name welding:(Not known) slip gauges are made up of:(alloy steel) clearence between meeting surfaces is due to which gauges: question on rubby laser,rake angle,heat treatment processes,joules law,bell coleman cycle like a/c works on which cycle?975
I am a mechanical student.And have cleared the written for NTPC. Please suggest what and how to prepare for the interview.i have got only 2-3 weeks in hand.687
Is it ABS AH 36 material equivalent to IS 2062 Gr B material.
How much pressure on air reservoir?
what is pulverisation
in the design of a rack and pinion with the pinion having a pitch of 4in and a teeth number of 45,how many teeth should a rack of length 196.850in have
What is the sensitive part of the liner
What is an expansion valve and its purpose?
where i can get APPSC AEE(Mechanical Engg) previuos question papaers
what happens at an equipment buyoff?
how does a generator work?
What are the requirements of a good fuel?
what is the calculation of selection ofan capacity is 12000m3/hr.
What are the causes of turbine vibration
What is the indication of leaking starting valve of an engine?
Why head of a centrifugal pump is independent of density of fluid?.
please briefly explain the Discharge process and Formula of Centrifugal Pump