A ____ is a circuit designed for over-voltage protection.
A. fuse
B. varistor
C. circuit breaker
D. crowbar
Answer: D
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____________________or metric SI (millimeter) units are commonly used for linear dimensions on engineering drawings.
Fill in the blank(s) with the appropriate word(s).
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Children are the last to be fed
Indicate whether the statement is true or false
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How does an undercharge affect the subcooling of a thermostatic expansion valve system?
What will be an ideal response?
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A variable RL of 50 k? is placed across a current source of 18 mA. The change in VL that occurs if RL is adjusted from 20 k? to 40 k? is
A) 180 mV to 720 mV B) 360 mV to 720 mV C) 360 V to 720 V D) 180 mV to 360 mV
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