Wht should be the ratio of natural frequency (Fn) to wake
frequency (Fw) and wht if goes above the rato limit?
Answer Posted / jigar anadkat
As per latest revised standard the ratio should be 0.4 (ASTME 19.3:2010)
Is This Answer Correct ? | 2 Yes | 0 No |
Post New Answer View All Answers
please can any one tell me clearly about pid tuning i am confusing about this .how to tune pid easly?
Describe the typical instrumentation used in monitoring the performance of a shell and tube heat exchanger.
How to Calibrate Ultrasonic Level Transmitter in field
For what reason would you possibly be compelled to make use of a Smith Predictor. Explain the idea behind the operation of this device.
Sir, I want junior executive, Instrumentation question papaer for IOCL, Plz send to arabinda.ghosh83@gmail.com
what is the field bus calble ? what are diffrences in orang colur cable and black coular calble ?
why we should maintain neutral earth voltage below 1V while calibration? why cant it be 1.2V or 2V
principle of dead weight tester ?
any body who gone thru recent iocl interview.INSTRUMENTATION questions. I need.
what is a half wave, full wave, and bridge rectifer.
(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.
How to calibrate radar type level transmitter for interface level? Total liquid(liq.1 and liq.2), level both the liq individually? For. Both the liquid levels how the signal will go from transmitter to dcs? How to calibrate. Single radar 9:26:55 AM for 2 different liquids in a tank?
How does work A temperature valve or fv control valve in process plz brief me
Explain the key components of control loop?
how to convert MA in to measuring values..and how mwasuring values into MA ?..plz ansr.i have intervw