Title: Ch 5
Course: Renee-Faculty_Template_Jones-628-115-Industrial_Robotics_and_Programming

Q: A combination of components that work together to form a unit is a(n) ____.
- system
- subsystem
- armature
- cycle
A: system

Q: A(n) ____ system transfers power from one point to another through mechanical motion that is used to do work.
- sensing
- optoelectronic
- timing
- electromechanical
A: electromechanical

Q: When subsystems are combined, the result is referred to as a ____.
- cycle
- synthesized system
- transmission path
- digital system
A: synthesized system

Q: The process of converting alternating current power to direct current is called ____.
- work
- control
- rectification
- cycle timing
A: rectification

Q: ____ devices operate within the transmission path and later the flow of power.
- Control
- Load
- Cycle
- Commutator
A: Control

Q: A ____ system signals a response to a particular form of energy.
- timing
- sensing
- control
- power
A: sensing

Q: A(n) ____ system provides a lapse in time before the load device actually becomes energized.
- cycle timing
- interval timing
- delay timing
- None of the above.
A: delay timing

Q: The ____ unit of an industrial robot determines its flexibility and efficiency.
- timing
- control
- sensing
- power
A: control

Q: In a closed-loop system, the interaction between the control unit and the load is called ____.
- feedback
- cycle timing
- comparator
- slip
A: feedback

Q: The ____ compares the feedback signal from the load to a reference signal or standard.
- end effector
- rotor
- controller
- comparator
A: comparator

Q: The rotary motion, or turning force, of an electric motor is called ____.
- work
- friction
- torque
- feedback
A: torque

Q: The ____ is the rotating component of a motor and includes the armature, shaft, and associated parts.
- stator
- rotor
- commutator
- detector
A: rotor

Q: The coil windings wrapped around the electromagnets in a dc motor are called ____.
- field windings
- brushes
- flux
- mechanical fuses
A: field windings

Q: As the mechanical load on a dc motor increases, the motor speed ____.
- increases
- decreases
- stays the same
- cannot be measured
A: decreases

Q: A ____ dc motor has two sets of field windings.
- shunt-wound
- permanent-magnet
- series-wound
- compound-wound
A: compound-wound

Q: A ____ motor has a solid rotor, called a squirrel cage rotor.
- universal
- three-phase synchronous
- single-phase induction
- dc stepping
A: single-phase induction

Q: The difference between the synchronous speed and the rotor speed is called ____.
- torque
- slip
- cemf
- flux
A: slip

Q: Machines that change the position or speed of a mechanical object are ____ systems.
- servo
- synthesized
- synchronous
- timing
A: servo

Q: A(n) ____ motor contains no brushes, commutators, or slip rings, and is comprised of a rotor and a stator assembly.
- universal
- dc stepping
- induction
- synchronous
A: synchronous

Q: DC stepping motors are primarily used to change electrical pulses into ____.
- dc power
- feedback signals
- rotary motion
- input commands
A: rotary motion

Q: Electromechanical, optoelectronic, hydraulic, and pneumatic systems cannot be combined in the control of a single industrial robot.
- True
- False
A: False

Q: The most common source of power for synthesized systems is alternating current (ac).
- True
- False
A: True

Q: In an electric motor, the armature is an electromagnet.
- True
- False
A: True

Q: Horsepower is a measure of the amount of current produced over a specified amount of time.
- True
- False
A: False

Q: A series-wound motor is a type of ac motor.
- True
- False
A: True

Q: Mechanical fuses are overload protection devices that are automatically reset when the overload is removed.
- True
- False
A: False

Q: The counter electromotive force flows against the voltage coming into the motor.
- True
- False
A: True

Q: The transmission path provides a channel for the transfer of energy.
- True
- False
A: True

Q: In a mechanical system, control is accomplished by changing pressure, direction, force, and speed.
- True
- False
A: True

Q: Timing systems convert electrical energy into mechanical motion.
- True
- False
A: False

Q: In bifilar construction, three separate wires are simultaneously wound into the stator coil slots.
- True
- False
A: False

Q: The rotor of a synchronous motor is a permanent magnet.
- True
- False
A: True

Q: Flux is the change in direction of electron flow in alternating current power.
- True
- False
A: False

Q: In a series wound dc motor, the armature and field circuits are connected in a series arrangement.
- True
- False
A: True