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Questions and Answers
What is the main function of a loudspeaker?
What is the main function of a loudspeaker?
- Converts low frequency electric current into audible sounds (correct)
- Measures light and radiation
- Converts sound pressure variations into voltage
- Generates input signal to a measurement system
Which of the following is considered an 'input transducer'?
Which of the following is considered an 'input transducer'?
- Photoemissive cell
- Resistance thermometer
- Microphone (correct)
- Loudspeaker
In the context of transducers, what does a resistance strain gauge measure?
In the context of transducers, what does a resistance strain gauge measure?
- Pressure and displacement
- Force, torque, and displacement (correct)
- Temperature and radiant heat
- Light and radiation
How are sensors related to transducers?
How are sensors related to transducers?
Which type of transducer may be used as both input and output in electronic circuits?
Which type of transducer may be used as both input and output in electronic circuits?
What is the role of a photoemissive cell in the context of measurement?
What is the role of a photoemissive cell in the context of measurement?
What is the main purpose of a data logger?
What is the main purpose of a data logger?
Which characteristic is NOT associated with a data logger?
Which characteristic is NOT associated with a data logger?
What does the input scanner in a data logger do?
What does the input scanner in a data logger do?
Which device is NOT commonly used for recording the output from a data logger?
Which device is NOT commonly used for recording the output from a data logger?
What is the purpose of the signal amplifier in a data logger?
What is the purpose of the signal amplifier in a data logger?
Which of the following is NOT an input signal that can be handled by a data logger?
Which of the following is NOT an input signal that can be handled by a data logger?
What is the main function of a programmer in a data logger system?
What is the main function of a programmer in a data logger system?
Which application area is NOT mentioned for the use of data loggers?
Which application area is NOT mentioned for the use of data loggers?
What type of system is defined by information exchange through audio-visual signals?
What type of system is defined by information exchange through audio-visual signals?
In an audio video system, what is typically done to the high definition video signal from an HD camera?
In an audio video system, what is typically done to the high definition video signal from an HD camera?
What is the role of a real-time clock in relation to a programmer in a data logger system?
What is the role of a real-time clock in relation to a programmer in a data logger system?
What does the demodulated signal output provide in an audio video system?
What does the demodulated signal output provide in an audio video system?
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