# Transducers, Measurement & Instrumentation-Measurement of Pressure, Flow, Temperature and Liquid Level [GATE (Graduate Aptitude Test in Engineering) Instrumentation]: Questions 1 - 5 of 5

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## Question 1

Measurement of Pressure, Flow, Temperature and Liquid Level

### Question

MCQ▾

Which of the following is the best method of measurement of temperature of hot bodies retaining energy in visible spectrum?

### Choices

Choice (4)Response

a.

Thermistor

b.

Optical pyrometer

c.

Resistance temperature detector

d.

Thermocouple

## Question 2

Measurement of Pressure, Flow, Temperature and Liquid Level

### Question

MCQ▾

A strain gauge bridge measures the strain in a cantilever where the gauge is fixed, with strain , the gauge resistance increases from . If the gauge factor is 2.03, then strain in the cantilever will be.

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question 3

Measurement of Pressure, Flow, Temperature and Liquid Level

### Question

MCQ▾

The resistance of thermistor is at and its resistance temperature coefficient is . A measurement with a load resistance of will cause An error of,

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question 4

Measurement of Pressure, Flow, Temperature and Liquid Level

### Question

MCQ▾

A quartz crystal with piezo electric properties has a diameter of 10 mm and thickness of 2 mm. its voltage sensitivity constant is . If the voltage output is 127.3V, The applied load is approximately,

### Choices

Choice (4)Response

a.

100N

b.

112N

c.

101N

d.

200N

## Question 5

Measurement of Pressure, Flow, Temperature and Liquid Level

### Question

MCQ▾

Which of the following instruments is not a rate meter?

### Choices

Choice (4)Response

a.

Pitot tube

b.

Rota meter

c.

Nutating disc

d.

Orifice plate

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