A basic antenna element is tuned to ________the wavelength of a carrier frequency.
A. 1/8
B. 1/4
C. 1/2
D. 3/4
B. 1/4
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____________________ are used to control the voltage output of shunt generators.
Fill in the blank(s) with the appropriate word(s).
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It takes 1.3 hours to do a brake job and 1.8 hours to replace an exhaust system. What is the total labor charge if the labor rate is $62.50 per hour?
A) $193.75 B) $183.75 C) $112.50 D) $81.25
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The heat load for a cooling tower is equal to the pounds of water circulated multiplied
A) by the cooling range B) by the wet bulb depression C) By the latent heat factor for vaporizing water D) by the approach
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Which type of diesel injection produces less noise?
A) Direct injection B) Common rail C) Distributor injection D) Indirect injection (IDI)
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