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

1126

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Explain the mechanism behind the turbine meter.

1143

---

How will you test a transistor with a multimeter?

1123

---

What is the use of gauge?

1173

---

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

1302

---

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

1195

---

What is the use of single seated valve?

1092

---

How is automatic reference junction compensation carried out in temperature recorders?

1122

---

How many ohms are required for proper earthing?

1109

---

How would you choose differential range?

1188

---

Why thermo wells are used? What materials are used in thermo wells?

1141

---

What is the working principle of the magnetic meter?

1160

---

Explain bernoulli’s theorem. State its application.

1212

---

How to calculate mmwc values into tonnes?

1269

---

Explain the working of an enraf level gauge.

1118

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