Page 110 - Understanding Automotive Electronics

2735 | CH 3 Page 97 Tuesday, March 10, 1998 11:03 AM

ELECTRONICS FUNDAMENTALS 3

12. Which of the following devices 17. Which of the following conditions
require the use of semiconductors? cause the outputs of an AND gate
a. transistors to be high?
b. diodes a. both inputs are low
c. integrated circuits b. both inputs are high
d. all of the above c. one input is low
d. at least one input is low
13. In which of the following circuits
is a diode used? 18. What decimal number does the
a. filter binary number 0110 represent?
b. rectifier a. 4
c. resistor b. 3
d. capacitor c. 110
d. 6
14. What device is used to smooth out
the bumpy output of the rectifier 19. What binary number does the dec-
circuit? imal number 10 represent?
a. capacitor a. 0010
b. resistor b. 0101
c. diode c. 1010
d. transistor d. 1000
15. In which type of circuits are tran- 20. The binary addition of 0110 and
sistors used? 0010 produces what binary sum?
a. amplifiers a. 1000
b. op amps b. 0111
c. logic gates c. 1111
d. all of the above d. 1010
16. Which of the following conditions
cause the output of an OR gate to
be low?
a. both inputs are high
b. only one input is high
c. both inputs are low

UNDERSTANDING AUTOMOTIVE ELECTRONICS 97