The Class B amplifier conducts for ________ of the input cycle
A) 360° B) only 10° C) a small portion D) 180°
D
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Refrigeration kills all of the bacteria in food
Indicate whether the statement is true or false
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A particular fully charged battery can deliver 
coulombs of charge.
Known quantities:
qBattery = 
Find:
a) The current capacity of the battery in ampere-hours
b) The number of electrons that can be delivered.
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A list of temperature readings (in degrees Fahrenheit) is shown below. Calculate the variance for these data:
72, 76, 81, 69, 73, 76, 75, 82, 83, 68, 69, 76, 74, 65, 62
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The NEC® allows the load calculation for the grounded neutral conductor supplying electric ranges and dryers to have a demand factor of _____.
a. 50% b. 70% c. 85% d. 100%
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