This set of Instrumentation Transducers Multiple Choice Questions & Answers (MCQs) focuses on “Smart Sensors”.
1. _______________ handle mathematical operations necessary to deliver the output signal.
a) Small sensors
b) Mat sensors
c) Soft sensors
d) Super sensors
View Answer
Explanation: Soft sensors are those which handle mathematical operations.
2. Which of the following is not a configuration of a smart sensor?
a) Transducer
b) Network interface
c) Processor
d) None of the mentioned
View Answer
Explanation: A smart sensor configuration contains physical transducer, network interface, processor and memory.
3. A/D conversion is not needed in the smart sensor.
a) True
b) False
View Answer
Explanation: Smart sensors include conversion of input analog value to a digital value.
4. Input signal to smart sensor is fed from _____________
a) Power supply
b) Transducer
c) Volt meter
d) All of the mentioned
View Answer
Explanation: Input to the smart sensor is fed from transducer measuring input value.
5. Storage of data possible in smart sensors.
a) True
b) False
View Answer
Explanation: Smart sensors contains a memory unit, which means they support the storage of data.
6. Signal conditioning is carried out in ______________
a) Transducer housing
b) Processor
c) Network interface
d) None of the mentioned
View Answer
Explanation: Signal conditioning of smart sensors is carried out inside of transducer housing.
7. Output of smart sensors will of ________________
a) Analog
b) Digital
c) Analog and digital
d) None of the mentioned
View Answer
Explanation: Output of smart sensor is taken from the processor and they are of digital value.
8. Which of the following defines smartness of sensor?
a) Quality of data
b) Circuit size
c) Circuit components
d) All of the mentioned
View Answer
Explanation: Quality of output data defines the smartness of the sensor.
9. Input data of smart sensor will be _____________
a) Analog
b) Digital
c) Analog and digital
d) None of the mentioned
View Answer
Explanation: Input quantity of smart sensor is the analog quantity which is converted to digital.
10. Which of the following represents network bus?
a) Instrumentation contact
b) Field instrumentation bus
c) Data bus
d) Bit line contact
View Answer
Explanation: Network bus in a smart sensor is also known as field instrumentation bus.
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