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Electronics and Communication Engineering - Measurements and Instrumentation

Exercise : Measurements and Instrumentation - Section 10
51.
An electrostatic voltmeter is suitable for
low voltage at high frequency
high voltage
low voltage at low frequency
all ac and dc voltages
Answer: Option
Explanation:
No answer description is available. Let's discuss.
52.
The flow rate of electrically conducting liquid without any suspended particle can not be measured by
turbine flow meter
electromagnetic flow meter
ultrasonic flow meter
thermistor based heat flow meter
Answer: Option
Explanation:
No answer description is available. Let's discuss.
53.
While calibrating an ammeter by a dc potentiometer it is necessary to use a standard resistance.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.
54.
If J is moment of Inertia, D is damping constant, C is spring constant, G is displacement constant and I is current throught the coil of DArsonval galvanometer, the equation of motion is
Answer: Option
Explanation:
No answer description is available. Let's discuss.
55.
The term 'Poisson's ratio' is connected with
strain gauge
LVDT
Bourden tube
capacitance transducer
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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