A shock of approximately 20 to 30 mA causes ____.
A. a tingling sensation
B. a painful sensation
C. breathing to be stopped
D. electrocution
Answer: C
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A) Quieter operation. B) Less magnetic flux. C) Reduced I2R distribution losses. D) Reduced heat generation.
What is the color of a primer when it is dry after being applied on a nail?
What will be an ideal response?
A ____ is a device that provides a degree of resistance in an electronic circuit, and under certain conditions either allows current to pass through it freely or blocks the flow completely.
A. capacitor B. semiconductor C. inductor D. coil E. none of the above
Pumps for hydronic heating systems are usually:
A) Centrifugal pumps. B) Diaphragm pumps. C) Piston pumps. D) Gear pumps.