Helical springs are made in coils. Define total coils.
What will be an ideal response?
Total coils are the number of
active coils plus the coils used to form the spring ends for compression springs.
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At ____, the maximum positive voltage on the coils would cause the maximum positive current, which would create the maximum magnetic flux, and the strongest magnetic north polarity pole at each of the coils.
a. 0 degrees b. 10 degrees c. 45 degrees d. 90 degrees
On a simple shell and tube heat exchanger a process technician would turn the device into a bomb if he closed which of the following valves first.
a. tube inlet valve #1- process fluid 125 F b. tube outlet valve #2- process fluid 325 F c. shell inlet valve #3- steam d. shell outlet valve #4- steam
For the cash flows shown, determine the equivalent uniform annual worth in years 1 through 5 at an interest rate of 18% per year, compounded monthly.
What will be an ideal response?
If the switch shown in Figure P5.65 is thrown at t = 0 and:
VS = 12V RS = 100?
R1 = 31 k? R2 = 22 k?
L = 0.9mH C = 0.5?F
determine the current i1 through R1 and the voltage v2 across R2 as t ??.
