A temperature of 20°C is equal to what temperature on the Fahrenheit scale?
a. 36°F
b. 41°F
c. 68°F
d. 100°F
c
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The rise of one flight of stair is generally limited by building codes to
A) 12 ft. B) 10 ft. C) 8 ft. D) 7 ft.
What is the cofunction of the complement of cos 22o?
A. cos 22o B. cos 68o C. sin 68o D. sin 22o
The temperature delta that exists between the water leaving the tower and the wet bulb temperature of the air entering the tower.
a. wet bulb ÷ dry bulb b. relative humidity ÷ dry bulb c. approach to tower d. temperature delta
The cost to commercially bead blast the paint off a surface is $145.00. Manually removing the paint from the surface requires 3 man hours at $45.00 per hour, three abrasive grinding discs at $3.00 each, and six finish sanding discs at $1.50 each. Which option would be more cost effective? What would be the cost savings?
What will be an ideal response?