Answer / bhargav purohit

I think this question is to make you confuse. Because cables
using in ethernet are twisted pair (UTP- unshielded twisted
pair)

Regards,
Bhargav Purohit

What is the function of solenoid valve in on/off & shutdown valve and why it is not used in control valve normally?

0 Answers  

---

1)why we are using mostly Ultrasonic Flow meters to measure flow, rather than Radar waves? 2)why we are using Ultrasonic waves and Radar waves to measure the Level?

1 Answers   NTPC,

---

what is diff b/w neutron and ground?

3 Answers  

---

in the pipe line if the control valve fails to respond to controller action,by what means we can stop the flow in the pipe line ?

9 Answers  

---

In close vessel/ drum why we use d.p. transmitter of -ve range i.e. (-)500 to 0 mmwc.

2 Answers   IMECO, Voltech,

---

model question paper of instrumentation for Jindal GET 2010.plz reply sudhanshukumar08@yahoo.com

0 Answers   Jindal,

---

What are the different type of instrument used in cement industry with uses

2 Answers   Lafarge,

---

Specify ideal accuracy of flow element like orifice plate, Ventury, Annubar. Ultrasonic flow meter etc.

0 Answers  

---

1)how we calculate the drum level? and how we select the transmitter range?

3 Answers  

---

plz send me general of ongc

0 Answers   ONGC,

---

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,

---

Why DP level transmitter preferred for closed vessels and Radar level transmitter for open tanks??

2 Answers  

---