3A1 chapter 11 with verified answers already passed

3A1 chapter 11 with verified answers
already passed

Boyle's Law deals with a process that is:

a. Adiabatic

b. Constant pressure

c. Isothermal

d. Constant volume

e. Polytropic - correct answer ✔✔c



The Laws of Boyle and Charles can be combined and stated as the formula:

a. PV/T = a constant

b. P1T1 = P2T2

c. P(V2 - V1)

d. PV x 2.3log V1/V2

e. PVT = PVT - correct answer ✔✔a



If the absolute pressure of a confined gas is constant then the volume is:

a. Inversely proportional to the absolute temperature

b. Directly proportional to the absolute pressure

c. Inversely proportional to the mass

d. Directly proportional to the absolute temperature

e. Inversely proportional to the absolute pressure - correct answer ✔✔d



Find the characteristic constant for a gas if 112 kg of the gas has a volume of 5.7 m3 at 1500 kPa absolute
and 27.5C.

a. 0.254 kJ/kg K

b. 0.261 kJ/kg K

, c. 0.271 kJ/kg K

d. 0.274 kJ/kg K

e. 0.291 kJ/kg K. - correct answer ✔✔a



5. In the SI system of units the _____ is the unit of all forms of energy.

a. Joule

b. Watt

c. Kelvin

d. Characteristic constant

e. Kilogram. - correct answer ✔✔a



If the volume of a confined gas is constant then the absolute pressure is:

a. Directly proportional to the absolute mass

b. Inversely proportional to the absolute temperature

c. Inversely proportional to the absolute volume

d. Directly proportional to the absolute temperature

e. Directly proportional to the absolute volume - correct answer ✔✔d



Boyle's Law is one of constant:

a. Mass

b. Volume

c. Pressure

d. Temperature

e. Flow - correct answer ✔✔d



In the formula of the general gas law for a given mass of gas where PV = mRT, r is:

a. In degrees Rankine

b. A characteristic constant kJ/kg K

c. The gas expansion resistance