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Simulation

Posttest

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Vacuum Measurement - Thermal Conductivity Gauges

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What material is used in Pirani gauge?

a: gold plated tungsten or platinum Explanation

Explanation

b: Copper and Platinum Explanation

Explanation

c: Tungsten or Aluminium Explanation

Explanation

d: Inconel Explanation

Explanation

Pirani Gauge is used for which type of transducer?

a: Pressure transducer Explanation

Explanation

b: Temperature transducer Explanation

Explanation

c: Light transducer Explanation

Explanation

d: Mechanical transducer Explanation

Explanation

A pressure gauge used to measure vacuum indicates a gauge pressure of 5 kPa. If the atmospheric pressure is 100 kPa, the absolute pressure is

a: 0.05 kPa Explanation

Explanation

b: 105 kPa Explanation

Explanation

c: 95 kPa Explanation

Explanation

d: 20 kPa Explanation

Explanation

What are the different types of Pirani gauges?

a: Pulsed Pirani Gauge Explanation

Explanation

b: Wire Gauge Explanation

Explanation

c: Bourdon gauge Explanation

Explanation

d: Feeler gauge Explanation

Explanation

Thermal conductivity measurement is used for the determination of ______?

a: Carbon-dioxide percentage in the flue gas Explanation

Explanation

b: Oxygen percentage in the flue gas Explanation

Explanation

c: Specific gravity of petrofuels Explanation

Explanation

d: Composition of an alloy Explanation

Explanation

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