The Zener regulator shown in Figure P9.59 holds the load voltage at Vo = 14 V. Find the range of load resistance Ro for which regulation can be obtained if the Zener diode is rated at 14 V, 5 W.
Analysis:
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Under mercantilist doctrine, the American colonies were expected to do all of the following EXCEPT
A. supply Britain with products such as tobacco, sugar and ships' masts. B. become economically self-sufficient as soon as possible. C. furnish ships, seamen, and trade to bolster the strength of the Royal Navy. D. provide a market for British manufactured goods. E. refrain from exporting woolen cloth.
All of the following statements are true EXCEPT:
A. when refilling the crankcase with oil, an extra amount of oil equivalent to the oil filter's capacity must be added. B. some oil filters are mounted horizontally on the engine block. C. a by-pass filter traps very fine materials and allows very little oil to flow through. D. today's oils allow the formation of sludge.
The ADC assigns ________ to the signal from the sample and hold circuit
A) specific voltage levels B) positive and negative numbers C) binary codes D) all of the above
If a circuit with a source of 200 volts is connected across four parallel 50-ohm resistors, the current through each resistor is _____
A) 1 amps B) 2 amps C) 3 amps D) 4 amps