THTR 150 UBC FINAL Questions and
Correct Answers/ Latest Update /
Already Graded
3-phase motor
Ans: common method of alternating current electric power generation,
transmission, and distribution.
additive mixing
Ans: Put light sources with different wavelengths on top of each other
apex
Ans: the top or highest part of something, especially one forming a point.
arbor
Ans: an axle or spindle on which something revolves.
a device holding a tool in a lathe.
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arc light
Ans: a light source using an electric arc
Aspect Ratio
Ans: the ratio of the width to the height of an image or screen
ballast
Ans: Special electrical transformer that steps up the voltage and controls
the power for an arc light source to run
breaking strength
Ans: Load at which it can be expected to fail
bridle
Ans: a line, rope, or device that is used to restrain or control the action or
movement of something.
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caster
Ans: each of a set of small wheels, free to swivel in any direction, fixed to
the legs or base of a heavy piece of furniture so that it can be moved
easily
Chain Motor
Ans: a tackle employing an endless chain instead of a rope and
operated especially in workshops from an overhead track for hoisting
heavy weights
clear-com
Ans: a closed circuit intercommunication system designed for clear- two-
way communication in high noise environments.
color temperature
Ans: measured in kelvin; higher the number the brighter (and colder) it is
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console
Ans: a panel or unit accommodating a set of controls for electronic or
mechanical equipment
copper swage sleeve
Ans: mechanically swaged connector used to make a mechanical or
electro-mechanical connection. These sleeves join or terminate: wire
rope, aircraft cable, synthetic cable, fibrous rope, or electrical
conductor/cable.
cross-fade
Ans: Mix of lights going up while others go down
cue
Ans: a thing said or done that serves as a signal to an actor or other
performer to enter or to begin their speech or performance