GEAS 55

Most cooking activities involve _________ process.

• a. Isochoric

• b. Isothermal

• c. Isobaric

• d. Isovolumic

Adiabatic heating and Adiabatic cooling really means _________ and _________ respectively.

• a. raising the temp and lowering the temp

• b. maintaining the pressure and changing the temperature

• c. decreasing the volume and increasing the pressure

• d. lowering the temp and raising the temp

The statement “heat cannot by itself flow from one body into a hotter body” is governed by _________.

• a. the first law of thermodynamics

• b. the second law of thermodynamics

• c. the third law of thermodynamics

• d. the zeroth law of thermodynamics

It is impossible for any process to have as its sole result the transfer of heat from a cooler to a hotter body

• a. Carnot’s statement

• b. Clausius statement

• c. Rankine statement

• d. Gauss statement

_________ is the average distance a molecule moves before colliding with another molecule.

• a. mean free path

• b. path allowance

• c. compacting factor

• d. molecular space

Find the pressure due to a column of mercury 74.0 cm high.

• a. 91.80 x 10^3 N/m^2

• b. 73.56 x 10^2 N/m^2

• c. 9.86 x 10^4 N/m^2

• d. 87.2 x 10^4 N/m^2

Roughly what is the total weight of air in the entire earth?

• a. 1 x 10^5 tons

• b. 2 x 10^6 tons

• c. 6 x 10^15 tons

• d. 8 x 10^10 tons

_________ is defined as that equivalent to the pressure due to a column of mercury 76cm long.

• a. surface pressure

• b. gage pressure

• c. standard atmospheric pressure

• d. isobaric pressure

If any external pressure is applied to a confined fluid, the pressure will be increased at every point in the fluid by the amount of the external pressure is known as _________.

• a. Torricelli’s law

• b. Barometric law

• c. Newton’s Second law

• d. Pascal’s law

What type of pressure cannot be used for Boyle’s Law?

• a. Atmospheric Pressure

• b. Gauge Pressure

• c. Surface Pressure

• d. Isobaric Pressure