iPad 1130 PMM 42 Prelab 2 Attempt 1 QUESTION 5 1 points Sav

iPad 11:30 PMM 42% . Prelab 2: Attempt 1 QUESTION 5 1 points Save Answer A strain gauge measures the measurement through the use of a gauge factor in its coiled wires and converts it to a strain A. 0 B, resistance ° C. current voltage D. strain QUESTION 6 1 points Save Answer It is important to properly prepare a surface before attaching a strain gauge to ensure that the strain in the material is transferred to the strain gauge. Which of the following is not a required step in preparing the surface. OA Burnishing of Layout Lines OB. Degreasing C. Preparing the leadwire D.Abrading OE Neutralizing QUESTION 7 1 points Save Answer What is the modulus of rigidity for polycarbonate in ksi? QUESTION 8 1 points Save Answer It is important that their are voids between the strain gauge and the specimen. O True False Click Save and Submit to save and submit. Click Save All Answers to save all answers Save All Answers

Solution

1. Resistance, deformation of specimen result in change electrical resistance,

2.preparing the lead wire.

3. Modulus of rigidity of polycarbonate is 330 ksi

4. False , adhesive are used to ensure bonding between strain gauge and specimen,