Which of the following describes an electrical fire?
A) Class A
B) Class B
C) Class C
D) Class D
C) Class C
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Tap drill sizes are based upon the drill diameter being ________% of the thread size
A) 75 B) 90 C) 66 D) 80
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Briefly distinguish between a 4×2 and a 4×4 vehicle.
What will be an ideal response?
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Convert octal 12 to binary
A) 001111 B) 001010 C) 010001 D) 001100
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Why is it advantageous to maintain a positive pressure in a building?
A) To reduce drafts B) To reduce exfiltration C) To minimize system ventilation heat load D) To simplify system fan and duct design
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