A concrete slab with double curvature is a _____.
a. barrel-shell roof
b. Gothic arch
c. simple arch
d. dome roof
d. dome roof
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Una alternativa al encintado en un empalme de tipo codo en una caja de terminal de motor es utilizar:
a. un conector de empalme en paralelo. b. un aislamiento termocontraíble. c. un kit de conexión de motor. d. una tuerca de cable.
Knots or other problem spots that absorb too much primer should be sealed with a primer containing
____________________.
Fill in the blank(s) with the appropriate word(s).For the motor in Problem 7.1 and for a fan-type load, calculate the following, assuming that the supply frequency is reduced by 20%:
a. Motor speed b. Starting torque c. Starting current d. Motor efficiency (ignore rotational and core losses)
A technician spends 15 hours working on an engine. If the labor rate is $76 per hour, what will be the cost of the 15 hours of work?
Fill in the blank(s) with the appropriate word(s).