GATE (Graduate Aptitude Test in Engineering) Instrumentation: Questions 1 of 85
Question
MCQ▾A Piezoelectric transducer is a voltage source of with an internal impedence of . It is connected to a digital oscilloscope with an input impedance of directly. What is the voltage measured by oscilloscope?
Choices
| Choice (4) | Response | |
|---|---|---|
a. | ||
b. | ||
c. | ||
d. | ||
Answer
b.
Explanation
- The voltage measured by oscilloscope can be measure by the above circuit because the two impendences are in series, so voltage across it can be easily calculated by the equation.