The draw backs of strain gauges are
S1: Low fatigue life
S2: They are expensive, brittle and sensitive to temperature
S3: Poor linearity
A. S1 and S2
B. S2 and S3
C. S1 and S3
D. S1 only
Answer: Option B
This Question Belongs to Electrical Engineering >> Electronics And Instrumentation
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A. Reflection
B. Diffraction
C. Refraction
D. Polarization
A. S1 is true & S2 is false
B. S2 is true & S1 is false
C. Both S1 & S2 are true
D. Both S1 & S2 are false
A. S1 is true and S2 is false
B. Both S1 and S2 are true
C. S1 is false and S2 is true
D. Both S1 and S2 are false
Common mode rejection ratio is defined as ratio of
A. Common mode gain to differential mode gain
B. Differential mode gain to common mode gain
C. Common mode gain at input to differential mode gain at input
D. Common mode gain at output to differential mode gain at output
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