plz send me general of ongc
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What is pre-commissioning and commissioning ?
Why is the orifice tab provided?
types of cable..? Use of every types of cable..?
why level transmitter input is given 4to20ma
How we will check whether the proximity, which we have is either NPN or PNP, if no data sheet or manual or any details is available to us ???
How to decrease opening & closing time of on/off valve?
what is see back effect?
what is difference between E/P positioner and I/P positioner. Why E/P fixed in below actuator and why I/P fixed in other place
Q- voltage source of 12v is driving the circuit.if circut draw the current of 0.5A them source voltage will became 11.8v.what is the power dilevered by source when circuit draw 5A current ?
what's the criteria of using over range protector when installing Pressure Gauge
Why is it necessary to use compensation leg to measure the liquid level in a closed or pressurized tank?
What is the use of GMV in turbine?
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