Author Question: Line voltage thermostats can usually switch: A) 15 amps. B) 240 amps. C) 120 amps. D) 2 amps or ... (Read 45 times)

justinmsk · **on:** Jul 26, 2018

Line voltage thermostats can usually switch:

A) 15 amps. B) 240 amps. C) 120 amps. D) 2 amps or less.

Question 2

Using the equation: head = (P 144) D, calculate a pump's head pressure with a measured pressure drop
across the pump of 9.4 psi. Assume water has a density of 62.4 pounds per cubic foot.

a. 4.07
b. 21.7
c. 0.047
d. 18.45