BTF2333 Chapter 1

Energy can be described as capacity of an object, entity or a system to perform work. Select all unit for energy from the following. (Can select more than one answer).

• Btu

• Joule

• Calories

• kWh

Base quantities are physical quantities that cannot be defined in terms of other quantities. Choose all base quantity from the following. (Can select more than one answer).

• Mass

• Electric current

• Density

• Weight

Temperature is a measure of hotness or coldness that indicates the direction of heat flow. Select all unit for temperature from the following. (Can select more than one answer).

• Celsius

• Fahrenheit

• Candela

• Reaumur

Select all components for a thermodynamic system. (Can select more than one answer).

• Surrounding

• Boundary

• Energy

• System

1.      For an open system, energy _____ cross the boundary, mass _____cross the boundary.

• can, can

• can, cannot

• cannot, can

• cannot, cannot

For a closed system, energy ______ cross the boundary, and mass _____ cross the boundary.

• can, can

• can, cannot

• cannot, can

• cannot, cannot

Following are the intensive properties, except

• boiling point

• temperature

• density

• weight

Choose the false statement.

• Isothermal is a process during which the temperature remains constant

• Isochoric is a process during which the volume remains constant

• Isobaric is a process during which the volume remains constant