1.What is the proper definition of an engine?: it is a machine designed to
convert energy into useful mechanical motion
2.What is required for a sealed ball bearing?: It does not need to be
lubricated under normal use
3.What is the purpose of a breakaway switch?: To apply the brakes on a
trailer in the event of a trailer release from a vehicle
4.Which type of saw is used to cut metallic materials?: Hacksaw
5.A scale on a blueprint indicates 1"=2". What does this scale mean?:
Each line on the print is shown as half of its actual size
6.A computerized maintenance management system (CMMS) is a/an:: Tool
7.Which problem will not occur when a person works in a very hot area for
a prolonged period? Heat stroke, cramps, exhaustion, or hypothermia?: