Instrumentation Transducers Questions and Answers – Analog Recorders

This set of Instrumentation Transducers Multiple Choice Questions & Answers (MCQs) focuses on “Analog Recorders”.

1. Pen recorders are used for signals with frequency ______________
a) Less than 0.1Hz
b) Less than 1Hz
c) Medium frequency
d) High as 1KHz
View Answer

Answer: a
Explanation: Pen recorders are used for signals with very low frequency as less than 0.1Hz.

2. Which of the following device is used in low-level dc voltages?
a) PMMC recorders
b) Self-balancing potentiometers
c) Pen recorders
d) Circular recorders
View Answer

Answer: b
Explanation: Self-balancing potentiometers are used for low level dc voltages.

3. Which of the following device can be used for concurrent measurement of two variables?
a) PMMC devices
b) Pen recorders
c) X-Y plotter
d) Circular recorder
View Answer

Answer: c
Explanation: X-Y recorders are devices which can be used for measuring two variables concurrently.
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4. CRT act as converter of _________________
a) Displacement to voltage
b) Voltage to displacement
c) Voltage to voltage converter
d) None of the mentioned
View Answer

Answer: b
Explanation: CRT convert input voltage to displacement of electron beam.

5. Band width of CRT will be _____________
a) Up to 10 KHz
b) Up to 100 KHz
c) Up to 1 MHz
d) up to 10 MHz
View Answer

Answer: d
Explanation: Bandwidth of CRT may vary up to 10 MHz.

6. Which of the following factors determine the accuracy of CRT?
a) Size of screen
b) Gain of amplifier
c) Both size of screen and gain of an amplifier
d) None of the mentioned
View Answer

Answer: c
Explanation: Accuracy of CRT is determined by both the size of screen and constancy of gain of amplifier used.

7. Transient recorder is a storage oscilloscope.
a) True
b) False
View Answer

Answer: a
Explanation: Transient recorder is a type of storage recorder which can store data for a short duration.
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8. Fibre optic oscilloscope is a ___________________
a) Single channel CRO
b) Dual channel CRO
c) Multi channel CRO
d) None of the mentioned
View Answer

Answer: a
Explanation: Fibre optic oscilloscope is a single channel CRO.

9. Input impedance of oscilloscope is _______________
a) Low as below 1Hz
b) 1KHz
c) As high as 1MHz
d) None of the mentioned
View Answer

Answer: c
Explanation: Input impedance of oscilloscope is as high as 1MHz.
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10. CRO enable storage of data.
a) True
b) False
View Answer

Answer: b
Explanation: Conventional oscilloscope doesn’t support storage of data.

Sanfoundry Global Education & Learning Series – Instrumentation Transducers.

To practice all areas of Instrumentation Transducers, here is complete set of 1000+ Multiple Choice Questions and Answers.

If you find a mistake in question / option / answer, kindly take a screenshot and email to [email protected]

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Manish Bhojasia - Founder & CTO at Sanfoundry
Manish Bhojasia, a technology veteran with 20+ years @ Cisco & Wipro, is Founder and CTO at Sanfoundry. He lives in Bangalore, and focuses on development of Linux Kernel, SAN Technologies, Advanced C, Data Structures & Alogrithms. Stay connected with him at LinkedIn.

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