199 Copyright Goodheart-Willcox Co., Inc. Name __________________________________________ Date _______________________ Class ______________________ 16. What was the displayed reverse bias value for the diode? ______________________________________________________________________________________________________________ 17. What was the ambient temperature before calibration? ______________________________________________________________________________________________________________ 18. What was the ambient temperature after calibration? ______________________________________________________________________________________________________________ 19. How close does the NCV antenna have to be to the live source for it to work? ______________________________________________________________________________________________________________ Know and Understand ____________ 1. Analog and digital meters can only measure _____ and translate it into other units of measure. A. voltage B. resistance C. current D. Ohm’s law ____________ 2. When a meter is configured to measure current, what protects the meter from excess current fl owing through its delicate components? A. Shunts in series with meter. B. Shunts in parallel with meter. C. Series resistors. D. Capacitor in series. ____________ 3. When the meter is set up to measure resistance _____. A. it uses the circuit voltage to send current to the meter B. the measured resistance charges a capacitor in the meter C. the measured resistance is powered by an external source D. the meter sends current through the resistance to be measured ____________ 4. What is term used when an analog ohmmeter measures a resistance greater than its limit? A. Ohmmed out. B. Overload. C. Infinity. D. Over capacity. ____________ 5. What is not a benefit of digital meters? A. It becomes part of a circuit due to its low impedance. B. Automatic ranging. C. High resolution display. D. High internal impedance. ____________ 6. True or False? Digital meters are 100% accurate. ____________ 7. What does the prefix M represent in a digital display? A. 1000 B. 10,000 C. 1,000,000 D. 100,000 ____________ 8. What does the prefix k represent? A. 000 B. 10,000 C. 1,000,000 D. 100,000 ____________ 9. What does the prefix m represent? A. 1000 B. 0.001 C. 0.01 D. 0.000001