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Electronics and instrumentation Practice Questions & Answers

2 vote

For display of signal pattern ___________ voltage is applied to the horizontal plates of a CRO

Asked on by Guest | Votes 2

For display of signal pattern ___________ voltage is applied to the horizontal plates of a CRO

A).  Sinusoidal

B).  Rectangular

C).  Sawtooth

D).  None of the above

28 vote

Pressure transducer for measuring blood pressure is

Asked on by Guest | Votes 28

Pressure transducer for measuring blood pressure is

A).  Strain gauge transducer only

B).  Strain gauge or capacitive transducer

C).  Resistive transducer

D).  Fiber optic transducer

0 vote

Duration of rotation of pen in the PMMC system depends upon ___________.

Asked on by Guest | Votes 0

Duration of rotation of pen in the PMMC system depends upon ___________.

A).  Phase angle

B).  Frequency

C).  Magnitude

D).  Direction

0 vote

In phase response of a recorder noise level ___________ with the band width of a system

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In phase response of a recorder noise level ___________ with the band width of a system

A).  Increases

B).  Decreases

C).  Reaches unity

D).  Reaches infinity

0 vote

Power gain in decibels is equal to voltage gain in decibels only when

Asked on by Guest | Votes 0

Power gain in decibels is equal to voltage gain in decibels only when

A).  Input impedance is equal to output impedance

B).  Output impedance is zero

C).  Never

D).  Input impedance is zero