Characteristics of Resistance Wire Strain Gauge

Electrical Measurements

This set of Electrical Measurements MCQs focuses on “Characteristics of Resistance Wire Strain Gauge”.

1. Gauge factor in a strain gauge must be ________
a) high
b) low
c) medium
d) small

2. Strain gauges are used for _______
a) small scale measurements
b) dynamic measurements
c) static measurements
d) large scale measurements

3. Resistance of the strain gauge must be _______
a) zero
b) small
c) large
d) medium

4. Strain gauge has a _______
a) tangential
b) exponential
c) non-linear
d) linear

5. Strain gauge has a _______
a) low temperature coefficient of resistance
b) high temperature coefficient of resistance
c) zero temperature coefficient of resistance
d) infinite temperature coefficient of resistance

6. Semiconductor strain gauges are used for _______
a) low gauge factor values
b) high gauge factor values
c) zero gauge factor value
d) infinite gauge factor value

7. Strain gauge works on the principle of _______
a) piezo-electric effect
b) barkhausen criterion
c) piezo- resistive effect
d) feedback element effect

8. In metallic gauges resistance changes due to _______
a) temperature
b) current
c) voltage
d) dimension

9. Gauge factor for a semiconductor strain gauge is _______
a) 130 ± 10%
b) 30 ± 10%
c) 200 ± 10%
d) 10 ± 10%

10. Hysteresis characteristics of a semiconductor strain gauge are poor.
a) True
b) False

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