El aislamiento preformado debe instalarse alrededor de las piezas:
a. antes del aislamiento de la tubería.
b. después del aislamiento de la tubería.
c. en el taller.
d. solo por mecánicos.
a. antes del aislamiento de la tubería.
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Three-speed consequent pole motors can be wound to produce constant horsepower, constant torque, or variable torque.
Answer the following statement true (T) or false (F)
An interest rate of 2% per month is the same as:
(a) 24% per year, compounded monthly (b) a nominal 24% per year, compounded monthly (c) an effective 24% per year, compounded monthly (d) Both (a) and (b)
You need to de-energize a circuit to work on a unit. To ensure your safety, you should:
A) Leave a clearly written"Keep Off" message in 1" block letters. B) Lock out and tag out the circuit. C) Ask a friend to stand beside the disconnect switch to ensure nobody turns it on. D) Work quickly to reduce your exposure to the electricity.
A vertical siding in which narrow boards overlap wider boards underneath is called _____
a. board-and-batten b. reverse batten c. board-on-board d. shiplap