A semiconductor can act as _________
1. Insulator
2.Semi conductor
3.Pure conductor
4.All of the mentioned
Amorphous materials will be ______
1.Isulators
2. Semi conductors
3.Super conductors
4.All of the mentioned
In piezo junction diode, energy domain will be _______
1.Electrical
2.Mechanical
3. Radiation
4.Thermal
Input data of smart sensor will be ________
1. Analog
2.Digital
3.Analog and digital
4.None of the mentioned
Input signal to smart sensor is fed from _______
1. Power supply
2. Transducer
3.Volt meter
4.All of the mentioned
Storage of data possible in smart sensors.
1.True
2.False
3.all of the above
4.None of the mentioned
A/D conversion is not needed in the smart sensor.
1.True
2.False
3.all of the above
4.None of the mentioned
Basically sound waves are ________
1.Voltage signals
2.Pressure waves
3. Current
4.Radiation
Every hot body emits IR radiation.
1. True
2. False
3.all of the above
4.None of the mentioned
Gyroscopes are _____
1.Inertial sensors
2.Pressure sensors
3.Voltage sensors
4.Humidity sensors
Infra red radiation sources may be ______
1. Thermal source
2.Non-thermal source
3.Thermal or non-thermal source
4.None of the mentioned
LED and laser emit radiation in ________
1.Narrow range
2.Wide range
3.Medium bandwidth
4.Unpredictable bandwidth
Measured property have no relation with error.
1.True
2.False
3.all of the above
4.None of the mentioned
MEM stands for ______
1.Macro electro magnetism
2.Macro electro mechanism
3.Micro electro mechanism
4.Micro electro magnetism
Output of smart sensors will of _________
1.Analog
2.Digital
3.Analog and digital
4.None of the mentioned
Permalloy are most suitable for __________
1.Pressure measurement
2.Temperature measurement
3.Voltage measurement
4.All of the mentioned
Polymer thick film can act as a sensing element.
1.True
2. False
3.all of the above
4.None of the mentioned
Polymers can act as humidity sensors.
1.True
2. False
3.all of the above
4.None of the mentioned
PVDF stands for ________
1.Poly Vinyledene Fluoride
2.Poly Vinyle Duro Fluoride
3. Penta Valent Di Fluoride
4.Poly Valent Duro Flourisher
Pyro electric coefficient of PVDF will be ______
1. 1 VK-1
2.8 VK-1
3.20 VK-1
4.50 VK1
PZT stands for _____
1.Poly zirconate titanate
2.Lead zirconate tartarate
3.Poly zirconate trioxide
4.Poly zirconate tetranitrate
Semiconductor used in sensors will be _______
1.Pure form
2.Doped form
3.Pure or doped form
4.None of the mentioned
Sensing element in IR thermal detector will be ________
1.Thermo couple
2.Thermo pile
3.Bolometer
4.All of the mentioned
Sensitivity can represent in terms of the lumen.
1.True
2.False
3.all of the above
4.None of the mentioned
Sensitivity of a sensor can be depicted by ________
1.Niquist plot
2.Pole- zero plot
3.Bode plot
4.None of the mentioned
Sensor is a type of transducer.
1.True
2.False
3.all of the above
4.None of the mentioned
Signal conditioning is carried out in _________
1.Transducer housing
2.Processor
3.Network interface
4.None of the mentioned
Silicon and germanium can act as piezo resistive materials.
1.True
2. False
3.all of the above
4.None of the mentioned
Smallest change which a sensor can detect is _______
1.Resolution
2. Accuracy
3. Precision
4.Scale
Thermocouple generate output voltage according to ______
1.Circuit parameters
2. Humidity
3.Temperature
4.Voltage
Tungsten filament lamp is a _________
1. Thermal source
2.Non-thermal source
3. Thermal or non-thermal source
4.None of the mentioned
Which of the following act as magneto-resistive material?
1. Bismuth
2.Antimonide
3.Both bismuth and antimonide
4.None of the mentioned
Which of the following can be cause for non-zero output when zero input?
1.Bias
2. Slew
3.Offset
4.Offset or bias
Which of the following defines smartness of sensor?
1.Quality of data
2.Circuit size
3.Circuit components
4.All of the mentioned
Which of the following error is caused by a reversal of measured property?
1.Hysterisis
2.Noise
3.Digitization error
4.Quantization error
Which of the following is correct for non-thermal source?
1.Need external supply
2.Doesn’t need an external source
3.Can act as thermal source
4.All of the mentioned
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
Which of the following is not a conductive paste?
1.Copper
2.Carbon particles
3.Silver particles
4.None of the mentioned
Which of the following is not a configuration of a smart sensor?
1. Transducer
2. Network interface
3.Processor
4. None of the mentioned
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
Which of the following is not a piezo electric sensor?
1.PZT
2.Roscelle salt
3.Quartz
4.None of the mentioned
Which of the following is not a polymer matrix?
1. Epoxy resin
2.Silicon resin
3.Phenolic resin
4.None of the mentioned
Which of the following is not an analog sensor?
1.Potentiometer
2.Force-sensing resistors
3.Accelerometers
4.None of the mentioned
Which of the following is the correct relationship for sensitivity?
1.Volt/watt
2.Watt/volts
3.Volt/amp
4.Volts
Which of the following provides high thermal stability as bimorph?
1.Silicon nitride
2.Parylene D
3.Silicon oxide
4.None of the mentioned
Which of the following represent permalloy?
1. Nickel iron alloy
2.Nickel platinum alloy
3. Nickel gold alloy
4.Nickel bronze alloy
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
Which of the following represents network bus?
1. Instrumentation contact
2.Field instrumentation bus
3. Data bus
4.Bit line contact
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
_________ handle mathematical operations necessary to deliver the output signal.
1.Small sensors
2.Mat sensors
3.Soft sensors
4.Super sensors