Answer / Alok Kumar Singh

Without additional context, it's unclear what 'work 5/2 sov' means. If you meant 'Work out the value of 5 divided by 2', then the answer would be: 2.5

What is the input impedence of an OPAMP as an ideal device.

1 Answers   CCIE,

---

If an Instrument has 550 ohm internal resistance and the cable used for that instrument is 0.5 ohm per meter resistance. If the voltage is 12volt.How much length cable can be used? Please tell me its Calculation formula.

5 Answers   MOL,

---

Define cryogenic?

1 Answers  

---

The DCS has the following signal type:

3 Answers  

---

what is the difference between dcs & plc

2 Answers  

---

Can we place a Control Panel in Hazardous area Group IIC ? If 'yes' then is there any approval required? If 'yes' then there is any specific IP rating or any standard required? If 'Yes' What is MOC of control panel?

2 Answers  

---

What information needs for Control Valve "sizing"

1 Answers   Qatar Petroleums,

---

Please any one can explain how to calibrate transmitter (smart) online with out remove from the container suppose it is interface level or static pressure level measurement we dont want to remove transmitter from the container mean it is running plant please give me detail. thankx brothers

1 Answers   KNPC,

---

What is zero elevation and zero suppression?

1 Answers   CCIE,

---

how can we caliberate interface level troll

2 Answers   Grasim, IOCL, KOC, Sankyu,

---

Consider a control valve action,the inlet air pressure is only 6 ksc but physically how it can be operate against 100 ksc line fluid pressure?

2 Answers   SCS,

---

can we replace a pressure transmitter of range 0 to 25 Kg/cm2 by a Pressure transmitter of range 0 to 10 Kg/cm2 ?.. Will it affect 4 to 20 mA output signal which we will feed to the PLC.

9 Answers   IOCL,

---