pls send me the 10 years technical question papers of NTPC
AND BHEL
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How to calibrate capillary type level transmitter
in differential pressure transmitter,min&max pressure range for hp&lp
What is the function of solenoid valve in on/off & shutdown valve and why it is not used in control valve normally?
Q- Control problem are mainly classified in _____ types. a-)4 b-)3 c-)6 d-)nono of these Few of them i know is 1- regulator type problem (eg- Air conditioner) 2- tracking problem (eg missile trcking problem) 3- sybernatics 4- optimal control problem
what is o2 analyzer and how it measured ,what is the role of this analyzer in cfbc boiler...
what is different between 2,3&4 wire rtd and how much maximum distance using plc to field.
How to calibrate level transmitter with use of HART?
Give an example where you had aproblem on the job, and tell me how you solved the problem. and the finalvoutcome.
how to commission furnace ( water heater)
In most instances, Inertia processes are quite uncommon. Give an example of a combined Resistance and Capacitance situation.Describe an application, which according to your understanding of the subject matter, comprises of both Resistance and Capacitance effects.
What is standard of DCS panel design?and what is step of DCS panel design?wiring and type of connector(screw or DB connector)
please send the sample qustion paper for iocl written test ..
Draw a complete P&ID of a flow suction tank indicating all control & protection equipment. Indicate all its inlets and outlets. Explain the controls for this system
A flange is used for instrument connection for a system with a design temperature of 316C (600F) and a design pressure of 1000 kPa (145 psi). What is the class rating of the flange to be used for this application? Explain your answer