Answer the following statement(s) true (T) or false (F)
Magnetic type overload relays are sensitive to ambient temperature.
ANSWER: False
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How many lineal feet of 2 × 12s are needed for the beam?
a. 48'
b. 124'
c. 180'
d. 196'
(a) Use the RAND function in Excel© to generate 100 values from a U(0,1) distribution. Calculate the average and compare it to 0.5, the expected value for a random sample between 0 and 1. (b) For the RAND function sample, cluster the results into cells of 0.1 width, that is, 0.0 to 0.1, 0.1 to 0.2, etc., where the upper-limit value is excluded from each cell. Determine the probability for each grouping from the results. Does your sample come close to having approximately 10% in each cell?
What will be an ideal response?
How long can power be retained in the high voltage system once it has been disabled?
A) Less than 90 seconds B) 10 to 20 minutes C) 9 hours D) None of these
Convert the following complex numbers to polar form:
a. 7 + j9
b. ?2 + j7
