What are the uses of orifice plates?

1150

---

Differentiate between ultrasonic flowmeter and radar type flow meter

1269

---

How to calibration a control valve?

1208

---

Explain plc level and its type?

1420

---

Name different types of bourdon tubes.

1201

---

What is ultrasonic flowmeter?

1159

---

Explain the working of rota meter.

1272

---

What is the use of double seated valve?

1400

---

Name different parts of a pressure gauge. Explain the use of hair spring in the pressure gauge.

1166

---

Explain the mechanism behind the turbine meter.

1185

---

How will you test a transistor with a multimeter?

1151

---

What is the use of gauge?

1201

---

How an rtd work, and what volts/current goes to a rtd to measure the resistance?

1333

---

Which type of diaphragm use in costic line, dm water line, natural gas line, oil line?

1222

---

What is the use of single seated valve?

1129

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