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UPL Interview Questions
Questions Answers Views Company eMail

what is the difference between mmhg & mmwc?. i want to calibrate a transmitter in the range of -100 to 300 mmwc. Which is the reference for calibrate the Tx,if mmwc not available?. Is it mmhg or mmho2?.

3 45604

what do you mean by earth fault in transformer?

2 16066

Why pH range is maximum 14.0

6 27150

What is your job on the ship?

4 10588

PLZ EXPLAIN THE INTERLOCKING AND CONTROLLING OF CONTACTORS????HOW CAN I DO THAT?

2 5708

Why methanol like petroleum compounds are stored in underground storage tanks?

2 7106

why we calibrate ph meter and balance daily.....but hplc and uv requires quaterly?

5 19298

what is vacuum....?

6 7637

Why RSD of area limit is 15?

1885

Why we calibrate pH meter with buffer 4,7 and 9.2

1268

How to make a Budget? How will the user find out whether the purchases are under Budget value? How to take out project cost report?

1 3718

What is full form of hart communicator?

2 5711

How to decrease opening & closing time of on/off valve?

962

Difference between guide wave radar & non guide wave radar ?

1 1557

Why flow/pressure transmitter before control valve?

1052

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