Interview Questions Answers in Instrumentation

rohan murkar

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Answers / { rohan murkar }

Question { 10138 }

What is the formula To convert Degree centigrade to
foranhight.

Answer

F=1.8 C + 32

Is This Answer Correct ?

1 Yes

0 No

Question { 7285 }

what is the difference b/w wet leg & dry leg level method

Answer

The difference is ,In wet leg level.a condensate pot is
attached to txr LP side.Thus pressure also acts because of
the condensation of process liquid on the LP side of txr.So
we have to consider that pressure while calibration.

Is This Answer Correct ?

0 Yes

1 No

Question { Saipem, 62169 }

why use MMWC unit

Answer

That is correct.but why we use this unit.what is the basic
reason of using 'mmwc'

Is This Answer Correct ?

20 Yes

5 No

Question { Saipem, 62169 }

why use MMWC unit

Answer

pressure p = height * sp.gravity * density
Density of water is unity.For this reason low pressure
measurement is done using mmwc unit.

Is This Answer Correct ?

19 Yes

5 No