Exam 12: Engine Theories and Performance Systems

Newton's Third Law of Motion says that for every action, there is an equal and opposite reaction.

Describe how hydraulic fluids are selected.

Thermodynamics is the study of using refrigeration to perform mechanical work.

In recent times, aerodynamics has become an important consideration in building everyday vehicles.

What is required to meet CAFE regulation?

Two technicians are discussing vehicle design. Technician A says that vehicle components have been researched and designed to satisfy the laws of physics. Technician B says that aerodynamics was not a concern until recent history. Who is correct?

The application of thermodynamics in an engine requires what four elements?

What is defined as any pressure less than atmospheric?

Describe pressure.

Two technicians are discussing thermodynamics. Technician A says that energy cannot be created or destroyed. Technician B says that energy can be exhausted. Who is correct?

Define work.

What speed of impact must newer cars withstand?

Horsepower is work done in a straight line.

What is one major drawback of smaller-size vehicles for the technician?

Work in an engine can be measured as _____.

Which measurement of engine power measures twisting force?

Which of Newton's Laws deals with inertia?

At a vehicle's maximum speed, the _____ forces equal the _____ forces.

Crumple zones are designed to transfer impact energy to the passenger compartment.

Kinetic energy is available energy based on the position of an object.