define SIMULATION a and what is the need of it

3 Answers   Siemens,

---

why we use condesiate parts before tranmitters?

3 Answers  

---

what is meant by Hydroelectric powerplant?

0 Answers  

---

What is the load line in control valve?

1 Answers   IFFCO,

---

why 4 to 20 ma ,why not 0 to 20 or 3 to 15 or anything

19 Answers   Honeywell, TCS, TN,

---

what is the field bus calble ? what are diffrences in orang colur cable and black coular calble ?

0 Answers   ABB, Yokogawa,

---

how radio frequency level probes works with its controller ? what is its principle ? pls give me brief explanation?

0 Answers  

---

what is dry leg and wet leg in transmeter calibration?

3 Answers  

---

can we connect instrument earth pit to electrical earth pit, if not why?

2 Answers  

---

Induction type 1-p wattmeter reads ….. a) true value b) apparent value c)volt ampere value

3 Answers   Engineers India Limited,

---

How many loops are there in the power plant? how many closed & open loop in the power plant ? Please give me the exact clarification?

2 Answers   Lanco, Reliance,

---

what is difference between RTD and Thermocouple?

2 Answers  

---