Biomedical Instrumentation Pressure Transducers Online Exam Quiz
Biomedical Instrumentation Pressure Transducers GK Quiz. Question and Answers related to Biomedical Instrumentation Pressure Transducers. MCQ (Multiple Choice Questions with answers about Biomedical Instrumentation Pressure Transducers
Gauge factor is defined as _______________
Options
A : (incremental change in resistance due to stress/resistance of an unstretched wire)*(unstretched length of wire/incremental change in length)
B : (incremental change in resistance due to strain/resistance of an unstretched wire)*(unstretched length of wire/incremental change in length)
C : (incremental change in resistance due to stress/resistance of an unstretched wire)*(incremental change in length/unstretched length of wire)
D : (resistance of an unstretched wire/incremental change in resistance due to stress)*(unstretched length of wire/incremental change in length)l
The figure of merit which describes the overall behaviour of the wire under stress is determined from?
Options
A : elastic modulus
B : gauge factor
C : elastic factor
D : gauge resistance
Which of the following is not a piezo-electric material?
Options
A : quartz
B : rochelle salt
C : aluminium
D : barium titanate
Compensation for temperature variation in the leads can be provided by using ________ lead method.
Options
A : six
B : four
C : three
D : two
Piezo-electricity is ______________
Options
A : sound electricity
B : pressure electricity
C : temperature electricity
D : photo electricity
Strain gauge is used to measure ______________
Options
A : temperature
B : pressure
C : height
D : displacement
Which of the following is a material employed making diaphragm to measure pressure?
Options
A : tourmaline
B : barium titanate
C : phosphor bronze
D : zirconate titanate
On applying electricity to piezo-electric material mechanical deformation occurs in the material.
Options
A : True
B : False
C :
D :
On applying pressure to piezo-electric crystal, electricity is not generated.
Options
A : True
B : False
C :
D :
Principle behind strain gauge is _____________
Options
A : variable resistance
B : variable inductance
C : variable capacitance
D : variable contact area
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