bitcoinscryptoinfo.com – MCQs, Mock Tests | Analytical instruments Analytical Instrumentation MCQ Question Set 31

Which of the following can be cause for non-zero output when zero input?

1. Bias
2. Slew
3. Offset
4. Offset or bias

✅ Correct Answer: 4

Sensitivity of a sensor can be depicted by ________

1. Niquist plot
2. Pole- zero plot
3. Bode plot
4. None of the mentioned

✅ Correct Answer: 3

Which of the following error is caused by a reversal of measured property?

1. Hysterisis
2. Noise
3. Digitization error
4. Quantization error

✅ Correct Answer: 1

Smallest change which a sensor can detect is _______

1. Resolution
2. Accuracy
3. Precision
4. Scale

✅ Correct Answer: 1

Thermocouple generate output voltage according to ______

1. Circuit parameters
2. Humidity
3. Temperature
4. Voltage

✅ Correct Answer: 3

Sensor is a type of transducer.

1. True
2. False
3. all of the above
4. None of the mentioned

✅ Correct Answer: 1

Which of the following is not an analog sensor?

1. Potentiometer
2. Force-sensing resistors
3. Accelerometers
4. None of the mentioned

✅ Correct Answer: 4

Measured property have no relation with error.

1. True
2. False
3. all of the above
4. None of the mentioned

✅ Correct Answer: 1

Semiconductor used in sensors will be _______

1. Pure form
2. Doped form
3. Pure or doped form
4. None of the mentioned

✅ Correct Answer: 3

A semiconductor can act as _________

1. Insulator
2. Semi conductor
3. Pure conductor
4. All of the mentioned

✅ Correct Answer: 4

Which of the following represent permalloy?

1. Nickel iron alloy
2. Nickel platinum alloy
3. Nickel gold alloy
4. Nickel bronze alloy

✅ Correct Answer: 1

Permalloy are most suitable for __________

1. Pressure measurement
2. Temperature measurement
3. Voltage measurement
4. All of the mentioned

✅ Correct Answer: 2

Silicon and germanium can act as piezo resistive materials.

1. True
2. False
3. all of the above
4. None of the mentioned

✅ Correct Answer: 1

Which of the following act as magneto-resistive material?

1. Bismuth
2. Antimonide
3. Both bismuth and antimonide
4. None of the mentioned

✅ Correct Answer: 3

In piezo junction diode, energy domain will be _______

1. Electrical
2. Mechanical
3. Radiation
4. Thermal

✅ Correct Answer: 2

PVDF stands for ________

1. Poly Vinyledene Fluoride
2. Poly Vinyle Duro Fluoride
3. Penta Valent Di Fluoride
4. Poly Valent Duro Flourisher

✅ Correct Answer: 1

Pyro electric coefficient of PVDF will be ______

1. 1 VK-1
2. 8 VK-1
3. 20 VK-1
4. 50 VK1

✅ Correct Answer: 2

Amorphous materials will be ______

1. Isulators
2. Semi conductors
3. Super conductors
4. All of the mentioned

✅ Correct Answer: 4

_________ handle mathematical operations necessary to deliver the output signal.

1. Small sensors
2. Mat sensors
3. Soft sensors
4. Super sensors

✅ Correct Answer: 3

Which of the following is not a configuration of a smart sensor?

1. Transducer
2. Network interface
3. Processor
4. None of the mentioned

✅ Correct Answer: 4

A/D conversion is not needed in the smart sensor.

1. True
2. False
3. all of the above
4. None of the mentioned

✅ Correct Answer: 2

Input signal to smart sensor is fed from _______

1. Power supply
2. Transducer
3. Volt meter
4. All of the mentioned

✅ Correct Answer: 2

Storage of data possible in smart sensors.

1. True
2. False
3. all of the above
4. None of the mentioned

✅ Correct Answer: 2

Signal conditioning is carried out in _________

1. Transducer housing
2. Processor
3. Network interface
4. None of the mentioned

✅ Correct Answer: 1

Output of smart sensors will of _________

1. Analog
2. Digital
3. Analog and digital
4. None of the mentioned

✅ Correct Answer: 2

Which of the following defines smartness of sensor?

1. Quality of data
2. Circuit size
3. Circuit components
4. All of the mentioned

✅ Correct Answer: 1

Input data of smart sensor will be ________

1. Analog
2. Digital
3. Analog and digital
4. None of the mentioned

✅ Correct Answer: 1

Which of the following represents network bus?

1. Instrumentation contact
2. Field instrumentation bus
3. Data bus
4. Bit line contact

✅ Correct Answer: 2

MEM stands for ______

1. Macro electro magnetism
2. Macro electro mechanism
3. Micro electro mechanism
4. Micro electro magnetism

✅ Correct Answer: 3

Which of the following represents the inverse transducer of a microphone?

1. Micro speaker
2. Pressure transducer
3. Bourden element
4. All of the mentioned

✅ Correct Answer: 1

Which of the following provides high thermal stability as bimorph?

1. Silicon nitride
2. Parylene D
3. Silicon oxide
4. None of the mentioned

✅ Correct Answer: 2

Gyroscopes are _____

1. Inertial sensors
2. Pressure sensors
3. Voltage sensors
4. Humidity sensors

✅ Correct Answer: 1

Polymer thick film can act as a sensing element.

1. True
2. False
3. all of the above
4. None of the mentioned

✅ Correct Answer: 1

Which of the following is not a polymer matrix?

1. Epoxy resin
2. Silicon resin
3. Phenolic resin
4. None of the mentioned

✅ Correct Answer: 4

Which of the following is not a conductive paste?

1. Copper
2. Carbon particles
3. Silver particles
4. None of the mentioned

✅ Correct Answer: 2

Polymers can act as humidity sensors.

1. True
2. False
3. all of the above
4. None of the mentioned

✅ Correct Answer: 1

PZT stands for _____

1. Poly zirconate titanate
2. Lead zirconate tartarate
3. Poly zirconate trioxide
4. Poly zirconate tetranitrate

✅ Correct Answer: 2

Which of the following is not a piezo electric sensor?

1. PZT
2. Roscelle salt
3. Quartz
4. None of the mentioned

✅ Correct Answer: 4

Which of the following is not a part of electro magnetic radiation?

1. UV
2. Visible region
3. IR spectra
4. None of the mentioned

✅ Correct Answer: 4

Which of the following represents IR wavelength?

1. 100 nm to 700 nm
2. 700 nm to 2500 nm
3. 2500 nm to 5000 nm
4. Greater than 2500 nm

✅ Correct Answer: 2

Infra red radiation sources may be ______

1. Thermal source
2. Non-thermal source
3. Thermal or non-thermal source
4. None of the mentioned

✅ Correct Answer: 3

Every hot body emits IR radiation.

1. True
2. False
3. all of the above
4. None of the mentioned

✅ Correct Answer: 1

Tungsten filament lamp is a _________

1. Thermal source
2. Non-thermal source
3. Thermal or non-thermal source
4. None of the mentioned

✅ Correct Answer: 2

Which of the following is correct for non-thermal source?

1. Need external supply
2. Doesnâ€™t need an external source
3. Can act as thermal source
4. All of the mentioned

✅ Correct Answer: 2

LED and laser emit radiation in ________

1. Narrow range
2. Wide range
3. Medium bandwidth
4. Unpredictable bandwidth

✅ Correct Answer: 1

Sensing element in IR thermal detector will be ________

1. Thermo couple
2. Thermo pile
3. Bolometer
4. All of the mentioned

✅ Correct Answer: 4

Which of the following is the correct relationship for sensitivity?

1. Volt/watt
2. Watt/volts
3. Volt/amp
4. Volts

✅ Correct Answer: 1

Sensitivity can represent in terms of the lumen.

1. True
2. False
3. all of the above
4. None of the mentioned

✅ Correct Answer: 1

Basically sound waves are ________

1. Voltage signals
2. Pressure waves
3. Current
4. Radiation

✅ Correct Answer: 2

Which of the following is not a character of a sensor of a sound wave?

1. Causes no health hazard
2. They are suitable in a harsh environment
3. They are only suitable in cold environment
4. They can be used in corrosive environment

✅ Correct Answer: 3

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Analytical Instrumentation MCQ Question Set 31