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QUIZ
1. The function of the A/D converter is to . . .
A. convert digital to analog.
B. divide analog signal by 2.
C. convert analog to digital.
D. convert AC to DC.
2. What type of divider network is used for voltage
measurements?
A. Divide by 20.
B. Capacitance.
C. Divide by 5.
D. Resistor.
3. When the AC voltage is measured, it is first . . .
A. divided down by 2.
B. converted to DC.
C. coupled to a halfwave rectifier.
D. low voltage.
4. When measuring current, the shunt resistors
convert the current to . . .
A. +0.190 to –0.190.
B. –1.199 to +1.199.
C. –0.099 to +0.099.
D. –199 to +0.199.
5. Which IC drives the LCD?
A. 358.
B. LM324.
C. 7106.
D. 1N5232.
A
10.
D,
9.
C,
8.
B,
7.
A,
6.
6. Resistance measurements are made by . . .
A. comparing voltage drops in the unknown
resistor and a reference resistor.
B. measuring the current in the unknown
resistor.
C. measuring the current in the reference
resistor.
D. equalizing the voltage drop in the unknown
and reference resistor.
7. Measurement cycles performed by the A/D
converter can be divided into what types of time
periods?
A. Long, short.
B. Auto zero, integrate, read.
C. Zero, read, interphase.
D. Autozero, read, cycle phase.
8. A resistor with band colors green-black-green-
brown-green is what value?
A. 50.5k
B. 5.15k
C. 5.05k
D. 5.05k
9. When checking a transistor, the selector knob
should be in the . . .
A. farad position.
B. ohm position.
C. diode position.
D. h
position.
FE
10. Where do the leads need to be on the meter
when measuring 450mA?
A. 10A, COM.
B. V CAP, COM.
C. A/mA, 10A.
D.
A/mA, COM.
C,
5.
B,
4.
B,
3.
D,
2.
C,
1.
-34-
+ 5%.
+ 10%.
+ .5%.
+ 1%.
Answers:
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