Please anyone answer my question, what is the difference between single acting and double acting control valve, in what condition we better choose single acting rather than double acting

2 Answers  

---

What is the relationship between the universal gravitational constant (G) and the acceleration due to gravity (g)?

3 Answers   APPSC,

---

In the field and in the control room different power supplies if used How to handle the ground

1 Answers   ITC Infotech,

---

can you send remote seal interface level transmitter calculation steps for oil water saperator.

0 Answers   Sasol Firm, Thermax,

---

What is the diffrence between digital signal processing and discrete signal processing?

0 Answers  

---

define SIMULATION a and what is the need of it

3 Answers   Siemens,

---

what is exat meaning of compentation in RTD ? what diffrent between 2 wire,2 wire and 4 wire RTDs?

2 Answers   Atul, Vardhman,

---

whether radar level transmitter is applicable for the open tank

1 Answers   TCL,

---

Question on maha cement

0 Answers  

---

what is the full formof HART

7 Answers  

---

What is the maximum distance limit of 4-20mA and 0-10V DC standard signal transmission ?

3 Answers   BARC, ME,

---

hiii.... can any one provide me previous years question paper of hindustan petroleum for instrumentation engineering???

0 Answers  

---