Which of the following is NOT an advantage of digital modulation over analog modulation?
A. better use of bandwidth
B. requires less power
C. better performance during interference
D. less sophisticated
Answer: D
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A device that uses dissimilar metals to control electron flow is known as a(n) _____.
a. freezestat b. thermocouple c. firestat d. thermistor
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When items in a structure are not moving, the sum of all the forces must equal one.
Answer the following statement true (T) or false (F)
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Use the accompanying figure. Angle A is 19o and angle B is 25o. Compute the angle of tilt and round to the nearest minute.
A. 30o06' B. 32o32' C. 33o33' D. 35o16'
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The __________ type of flow meter is the most common type of meter to measure the volume of fluid that flows.
A. differential pressure B. positive displacement C. velocity
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