¿Qué es una caldera?
a. Un calentador
b. Un recipiente de presión en el que se calienta agua para generar vapor
c. Un horno
d. Un generador
b. Un recipiente de presión en el que se calienta agua para generar vapor
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On what does a Type II EPA certification allow a service technician to work?
What will be an ideal response?
The deaerator has the following flows in and out except:
a. safety valve (out) b. pump (out) c. chemical additives (in) d. oxygen vent (out) e. water make-up (in) f. steam generating drum (out)
Given below are four proposed modifications of the van der Waals equation of state. Are any of these modifications reasonable? Explain carefully; statements such as, “It isn’t cubic in volume” do not qualify.
In dressing a wheel for rough cuts, you should use:
A) Heavier cuts (about .001 in.) and slow traverse B) Lighter cuts and fast traverse C) Heavier cuts and fast traverse D) Lighter passes (about .0005 in.) and slow traverse