Types of Strain Gauges

Electrical Measurements

This set of Electrical Measurements & Measuring Instruments Multiple Choice Questions & Answers (MCQs) focuses on “Types of Strain Gauges”.

1. Strain gauges are classified into ________
a) 3 types
b) 5 types
c) 7 types
d) 9 types

2. Resistance wire gauges come in _______
a) 4 forms
b) 2 forms
c) 6 forms
d) 8 forms

3. Bonded resistance wire strain gauge is of _______
a) 7 types
b) 5 types
c) 3 types
d) 9 types

4. Commonly used electrical strain gauge is _______
a) open type
b) closed type
c) unbounded type
d) bonded type

5. Electrical strain gauges measure changes in _______
a) resistance, capacitance and inductance
b) resistance only
c) capacitance only
d) inductance only

6. Mechanical gauges measure the _______
a) change in resistance
b) change in length
c) change in area
d) change in inductance

7. Optical gauges make use of _______
a) pulleys
b) electricity
c) mirrors
d) rack and pinion

8. Tensile stress decreases the length.
a) True
b) False

9. In a foil strain gauge, strain is detected through _______
a) a capacitance element
b) a resistance wire
c) a gold foil
d) a metal foil

10. Etched foil strain gauges are flexible.
a) True
b) False

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