Processes and Production 8
-
Potential energy is stored energy until it is allowed to move, then it becomes_________.
kinetic energy
(wrong answers:
elastic energy,
emotional energy,
static energy)
-
A device that transmits force from one point to another for the purpose of work is a ___________.
mechanism
(wrong answers:
machine,
mechanical drive,
machine drive)
-
Basic mechanisms are levers, inclined planes, and ________.
wheels
(wrong answers:
pliers,
wheelbarrows,
ramps)
-
Torque is a force that_______.
makes an object rotate about a point
(wrong answers:
in not used in a first-class lever,
transmits force from one point to another,
makes parts brittle)
-
Mechanical advantage is the ratio between the effort side and________.
resistance side
(wrong answers:
fulcrum,
resistance force,
effort force)
-
What type of hazard is present when working on gearboxes and being exposed to moving parts?
pinch point
(wrong answers:
ergonomics,
chemical,
workload)
-
The basic function of a ______ is to change rotary motion to linear motion.
cam
(wrong answers:
bearing,
cam key,
camber)