i want all model questions paper for robert bosch
Answer Posted / jan - 22
i want also answer for those questions.
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what is gas metering system? gas chromatograph? and gas compressors?
State four different types of flow measurement, for gas flow measurement MMSCFD is the common unit expand the unit and specify significance of word S in the unit.
What is 3 element control system
(1) In turbine, what does term CDP, NI, NH, HSSOC, means. (2) What is the purpose of LO overhead tank in turbines.(3) An equipment is certified for EEX, IA, IIC,T6, what do you under stand by this.(4) what is SURGE, and how it is prevented, what is the purpose of bypass valve across AS valve.(5) Give 2 application of quartz crystal used for process parameter measurement.(6) what is meant by cold float of compressor shaft. (7) state four different types of flow measurement. For gas flow measurement mmscfd is the common unit. Expand the unit and specify significance of word S in the unit.(8) what is meant by Gap voltage, in vibration measurement. Normally how much Gap voltage is set and state the reason.(9) what will the new flow factor if D/P transmitter is Re-Ranged from 25” wc to 50” wc.(10) what is the usage of QDV & Volume booster.
Why even multiple power supplu r used in instrumentation system?
How does a single acting, spring return ball valve actually work? Does it require continuous air supply?
any body please send me the old question papers of ongc test.
How do you identify an orifice in the pipeline?
How to check vortex flow meter is in good condition while we do not having calibration setup?
How process line mpm calculation is done?
how to calibrate 0- 150 psi presure gauge by dead weght tester
What are the key features of a Distributed Control System? describing the various layers (sensor through to business system interfaces) as well as the hardware, software and security aspects of the DCS.
how to calculate orifice sizing? and tell me if pipe size bet 50mm t0 200mm then we can use pipe flange??? and above 250mm pipe size should i use D & D/2 Flange? is it right or wrong?
What is the right procedure for adjusting the gap voltage of bently nevada vibration sensor?