1
The best solution is for the technician to become familiar with which unit of measure?
Standard and metric systems.
Using a truck hauling an 80,000 lb (36,290 kg) load and overlook some of the gearing and aerodynamic complexities that could arise: What is the target of HP to get?
600BHP
True or False
An unsure way of increasing power is simply to allow the engine to turn faster.
False
True or False
James Watt coined the term horsepower before he developed his steam engine.
True
A dynamometer is a tool for?
Testing engine power.
Brake power is power measured at the flywheel of an engine. It is always lower than indicated power (calculated power) because of the amount of power consumed by the engine in overcoming internal friction and pumping losses. What is the amount of lost energy lost?
Usually about 10%.
Energy is best defined as what?
The capacity for producing work.
The first law of thermodynamics tells us that energy can what?
Be neither created nor destroyed.
The way in which energy manifests itself can be what?
Changed.
Truly, a draft horse can only produce how much horsepower continuously?
about ½
What can be said about the runner who has accomplished the race distance in the least amount of time?
It can be said that they demonstrated the most power.
What percent of the heat potential of the fuel combusted was converted into useful mechanical energy?
1%
Air in its compressed state and contained in a reservoir has the potential for what?
Potential energy
Torque is twisting force and because it is classified as force, what does it not necessarily result in?
Any work being accomplished.
Energy is best defined as what?
The capacity for producing work
Complete the sentence
_____ energy is the energy of _____, and _____ in a _____ of motion is described as possessing _____ energy.
Kinetic energy is the energy of motion, and any body in a state of motion is described as possessing kinetic energy.
Complete the sentence
In book order energy exists in a number of forms; _____ , _____ , _____ , _____ , _____ , and _____ are its common forms.
In book order energy exists in a number of forms; kinetic, potential, electrical, thermal, chemical, and nuclear are its common forms.
The term heat engine is used to describe a wide range of engines that convert the heat potential of fuels into mechanical energy. Included in the category of heat engines are _____ engines, _____ engines, _____ , _____ , and _____ engines.
The term heat engine is used to describe a wide range of engines that convert the heat potential of fuels into mechanical energy. Included in the category of heat engines are rocket engines, steam engines, jet turbines, gasoline, and diesel engines.
Complete the sentence
A medium-sized draft horse could raise a _____ -pound weight through a distance of _____ feet in _____ seconds.
A medium-sized draft horse could raise a 330-pound weight through a distance of 100 feet in 60 seconds.
When there is gas expansion, resulting in pressure that acts on a piston and drives the piston through its power stroke. What is the best way to explain what is going on according to the book?
The heat potential of the fuel produces kinetic energy.