BME 301 - Exam 2 Instructional Objectives

Exam Date: Oct. 8, 2024

These instructional objectives provide you with a guide for learning the course material. During the examination you should be able to:

Lesson 7

1. Define transducer, sensor, and actuator.
2. Describe types of displacement sensors.
3. Calculate resistances or output voltage of a Wheatstone bridge.
4. Calculate change in resistance, length, or diameter of a wire.
5. Sketch the output waveform for a linear variable differential transformer given position, or vice versa.
6. Calculate different features of a resistive position sensor given appropriate parameters.
7. Calculate different features of a capacitive position sensor given appropriate parameters.
8. Calculate different features of an inductive position sensor given appropriate parameters.
9. Identify output from a piezoelectric sensor.
10. Calculate parameters or output from a piezoelectric sensor.

Lesson 8

1. Explain how a thermocouple and thermistor work.
2. List advantages and disadvantages of a thermocouple and thermistor.
3. Calculate output voltage and the Seebeck coefficient of a thermocouple given parameters, or vice versa.
4. Calculate the output and NTC of a thermistor given parameters, or vice versa.
5. Calculate the radiant power emitted by an object.

Lesson 9

1. Given the emission spectra of three of radiation source, filter, sensor, and output, find the fourth.
2. List the components required for optical measurement.
3. Calculate transmittance and absorbance.
4. Use the Beer-Lambert law to find concentration, output intensity, input intensity, molar extinction coefficient, path length, or total absorbance.
5. Given concentration calculate absorbance or vice versa.

Lesson 10

1. List and use the two “golden” rules of an op-amp.
2. List the five characteristics of an ideal op-amp.
3. Design and analyze an inverting amplifier.
4. Design and analyze a non-inverting amplifier.
5. Design and analyze a summing amplifier.
6. Design and analyze a difference amplifier.
7. Design and analyze a buffer/voltage follower/unity gain amplifier.
8. Analyze circuits with cascaded op-amps.

Lesson 11

1. Use the detailed op-amp model to calculate voltage output.
2. Design and analyze a comparator.
3. Define closed-loop gain, open-loop gain, CMRR, negative feedback, saturation, input offset voltage, and slew rate.