Page 82 - Understanding Automotive Electronics

2735 | CH 2 Page 69 Tuesday, March 10, 1998 10:55 AM

THE SYSTEMS APPROACH TO CONTROL AND INSTRUMENTATION 2

Quiz for Chapter 2

1. Which of the following are 6. What does signal processing do?
examples of systems? a. converts a mechanical input
a. clock to an electrical output
b. electric dishwasher b. converts an electrical input to
c. communication network a mechanical output
d. society c. reduces the effects of noise
e. all of the above and other disturbances on the
measured quantity
2. Block diagrams are developed in
what type of analysis? d. all of the above
a. physical 7. An error amplifier is used to
b. quantitative compare which of the following
c. qualitative two signals?
a. the output of a sensor and the
3. Specific system parameters are de-
termined in what type of analysis? input to a signal processor
b. the output of a system and the
a. physical command input of a system
b. quantitative
c. qualitative c. the output of a signal
processor and the output of a
4. What is a sensor used for? system
a. to convert a nonelectrical d. none of the above
input to an electrical output
8. A basic instrumentation system
b. to convert an electrical input consists of which of the following
to a mechanical output
components?
c. to reduce the effects of noise a. sensor
and other disturbances on the
measured quantity b. actuator
d. all of the above c. signal processor
d. all of the above
5. What does an actuator do? 9. A control system may contain
a. converts a nonelectrical input
which of the following
to an electrical output components?
b. converts an electrical input to
a. error amplifier
an action
c. reduces the effects of noise b. control logic
and other disturbances on the c. plant
d. all of the above
measured quantity
d. all of the above

UNDERSTANDING AUTOMOTIVE ELECTRONICS 69