What is meant by 60 hertz AC current?
What will be an ideal response?
The current makes a complete reversal of direction 60 times per second.
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In an absorption chiller, water boils at a temperature of around _____.
a. 200°F (93°C) b. 110°F (43°C) c. 80°F (27°C) d. 45°F (7°C)
The term coalescence refers to _________________.?
A. ?gas welding of pipe B. ?the type of welding performed in space C. ?the growing together of the grain structure D. ?the newest type of welding processes
After the driver has parked on level ground, the next step in checking the oil level is to
A. remove the dipstick and wipe it clean B. shut off the engine C. check the oil level D. replace the dipstick
ASE-Style Multiple Choice ____ are used for fast removal of material.
A. Air ratchets B. Heat guns C. Sanders D. Grinders