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Electronics and Communication Engineering - Measurements and Instrumentation

Exercise : Measurements and Instrumentation - Section 9
26.
If low pressure of 10-6 mm of Hg is required to be measured, we should use
compound pressure gauge
thermocouple vacuum gauge
Pirani gauge
ionization type vacuum gauge
Answer: Option
Explanation:
No answer description is available. Let's discuss.
27.
A transducer must have
good dynamic response
good sensitivity
good resolution
all of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
28.
If two time varying signals of equal magnitude and zero phase displacement are applied to X and Y plates respectively; of CRO, the display will be
a straight line
a circle
an ellipse
a square
Answer: Option
Explanation:
No answer description is available. Let's discuss.
29.
Wagner earthing device is used to eliminate error due to
electromagnetic coupling
electrostatic coupling
both electrostatic and electromagnetic coupling
either (a) or (b)
Answer: Option
Explanation:
No answer description is available. Let's discuss.
30.
RTD is generally suitable for temperature up to
about 800°C
about 1500°C
about 200°C
about 50°C
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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