Practice Electrical Resistance Strain Gauges (6.3.1) - Types of Sensors Used in Civil Engineering Applications

Practice: Electrical Resistance Strain Gauges

Lesson 6.3.1Types of Sensors Used in Civil Engineering Applications

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9 questions

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6 sample questions

Question 1.
What is the primary function of an electrical resistance strain gauge?
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Think about the effect of stress on a material.
Question 2.
Name one material that strain gauges can be bonded to.
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Consider common construction materials.
3Question 3.
What principle do electrical resistance strain gauges operate on?
- A) Change of length
- B) Change in electrical resistance
- C) Change in temperature
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Focus on how materials behave under stress.
4Question 4.
True or False: Strain gauges are only used on metal surfaces.
- True
- False
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Think about different materials used in construction.
Question 5.
Consider a bridge with improperly installed strain gauges resulting in faulty readings. Outline a corrective maintenance approach with recommendations.
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Think about the steps needed to validate correct readings.
Question 6.
Devise an experiment using strain gauges to monitor the performance of a new concrete composition in a bridge. What would you measure, and how would you interpret your data?
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Consider what data represents strength and durability.

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