The outdoor ambient temperature for AHRI rating condition "A" is:
A) 95°F. B) 85°F. C) 75°F. D) 70°F.
A
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Steam enters an insulated nozzle at 60 psia and 350°F. The steam exits the nozzle at 40 psia and 330°F, at a velocity of 425 ft/s. Determine the inlet velocity of the steam.
Given: P1 = 60 psia; T1 = 350°F; V2 = 425 ft/s; P2 = 40 psia; T2 = 330°F Insulated, so assume, Q?=0 What will be an ideal response?
For the political views he expressed in his Seventh of March speech, Daniel Webster was viciously condemned by
A. northern Unionists. B. northern banking and commercial interests. C. abolitionists and Free Soilers. D. Henry Clay. E. John C. Calhoun.
Technician A says that magnetism can cause electric current to flow in a conductor. Technician B says that magnetic lines of flux can never penetrate rubber insulation on a conductor. Who is right?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
Who is responsible for the continued operation of a facility?
A. The CEO B. The plant supervisor C. The maintenance technician D. The custodial staff