ACR-101 Unit 2 Quiz (CRF)

A solid material exerts a pressure or force ____.

• downward only

• outward and downward

• in all directions

• outward only

A liquid material exerts a pressure or force ____.

• outward and downward

• outward only

• in all directions

• downward only

A vapor material exerts a pressure or force ____.

• outward only

• in all directions

• downward only

• outward and downward

If the temperature remains constant and the volume that a gas occupies increases, the pressure will ____.

• increase

• remain the same

• cannot be determined from the information given

• decrease

The volume of gas varies inversely with the absolute pressure, provided the temperature remains constant. This is called ____.

• Boyle's Law

• Tom's Law

• Charles' Law

• Dalton's Law

At a constant pressure, the volume of a gas varies as to the absolute temperature and at a constant volume the pressure of the gas varies directly with the absolute temperature. This is known as ____.

• Charles' Law

• Boyle's Law

• Tom's Law

• Dalton's Law

The total pressure of a confined mixture of gases is the sum of the pressures of each of the gases in the mixture. This is known as ____.

• Boyle's Law

• Dalton's Law

• Tom's Law

• Charles' Law

A helicopter is lifting an 800-pound unit at a rate of 200 feet per minute. How many horsepower of work energy is the helicopter using in the process?

• 4.848 hp

• 3.863 hp

• 5.209 hp

The unit used to measure electrical power is the ____.

• ohm

• ampere

• volt

• watt

One watt of electrical energy is equal to ____.

• 3.413 Btu/h

• 3.3146 Btu/h

• 3.1416 Btu/h

• 3.3416 Btu/h