Someone please do mail me some instrumentation questions
for Hindustan Petroleum test to
avinalexander@gmail.com .Really would be gateful if someone
could help me
- 3 Answers
- 8166 Views
- HPCL, Immersion, IOCL, I also Faced
- E-Mail Answers
Answer Posted / guest
me same problem sir if u got regarding ths plz forward 2 my
mail nani_5579@yahoo.co.in
| Is This Answer Correct ? | 1 Yes | 4 No |
Post New Answer View All Answers
why we use cascade control and feed foreword control in 3 element control of boiler drum ?what is feed forward and cascade control system ?
applications of plc in printing and packaging?
What is zero elevation and zero suppression?
can any one explain in which term we are flow flow is it volumetric r is it mass? and y
How many types of sensor
what is the process for double acting cylinder pneumatic for 32' v/v
explain key exchanges in all security modes WPA,WPA2,TLS?
we are having yokogawa centum cs3000 dcs in our power plant. i need some of the operator guides NOT to appear in HIS0163 AND HIS 0162 but it shoul appear in HIS0164 HOW TO DO IT?
How to Calibrate Flow Switch in field
What are primary elements of measuring pressure? Which type of pressure can be measured by these elements?
What is the use of gauge?
1.what is the effect of vapour presuure in orifice plate flow measurement 2.which is more effective 2 pressure sensors or one single differential pressure sensor in orifice plate measurement 3.how to design a v/i converter and i/v converter 4.how many type of thermocouple are there 5.how many leads are there in thermocouple measurement 6.how pressure sensors are connected in level measurement in differential pressure method 7.what is the output of capacitive pressure sensor (ac or dc),how its o/p is signal charactarized 8.what is the physical meaning of discharge coeeficient,why it is calculated,orifice plate what is its value,why it is less than 1,Q at upstream is equal to or not equal to Q at downstream of orifice plate why?what is vena contracta in orifice plate 9.why rotameter is called variable area flowmeter,it can measure flow even if area is not varying,why it is made tapered 10.design a 10 bit counter ,which counter you will prefer 11.how to remove self heating error in RTD 12.which is more sensitive pt100 or pt50 13.why thermocouple are connected in parallel 14.what is lead contact error in RTD,how to avoid 15.what is P,PI,PID,PD controller,why there is no ID controller 16.what is override,split range,sequential,ratio,feedforward,cascade controller 17.why we moved from SR to JK and then JK to master slave JK flipflop,give correct reason 18.how to measure level of a closed container which contains vapour and liquid,remember no vapour gas should be leaked,so ultrasonic and capacitive is not an option,design another method 19.how to design horse race counter including sensors and signal conditioning element 20.what is bevelling
Hi Friends i need Electronics&Instrumentation Engg question papers for BARC written test by coming 20th May 2008 pls post ur use full info to kkumarei@gmail.com. Or for suggestions pls give one missed call to 9962122264
Can u tell me the principle of the tc,rtd,level switch,pressure switch ,transmitter(pr flow level temp.),vibration...plz
you are on site,the plant trips,you are approached by operations,what do you do?
