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Vancouver Island University \Power Engineering/Process
Operator- 4th Class Certificate
Which of the following constitutes a Class C fire?
A. Fire in an electrical panel
B. Fire in a fuel tank
C. Fire in a lumber pile
D. Fire in a coal bunker
E. Fire in a pile of paper
A
The material safety data sheet is supplied by the
A. Occupational health and safety committee
B. Plant supervisor
C. Federal government
D. Supplier of the controlled product
E. Person using the controlled product
D
,The greatest load that can be applied to a material under is design
conditions is called
A. Ultimate stress
B. Elastic limit
C. Allowable stress
D. Factor of safety
E. Maximum allowable load
E
External tensile forces acting parallel but not in line produces:
A. Tensile stress
B. Compressive stress
C. Working stress
D. Shear stress
E. Compressive strain
D
If an object is in motion along a fractional surface in a certain direction
what will be the direction of frictional force exerted on that object?
A. Same
B. Opposite
C. Perpendicular
D. Angular with
E. Angular against
B
,Stepper motors have/are:
A. Very high speed operation
B. Minimum torque when at standstill
C. Low reliability
D. Slow starting
E. Low efficiency
E
_ ______ are pieces of slag or tungsten that are trapped in a weld deposit
A. Porosity
B. Undercut
C. Incomplete fusion
D. Incomplete penetration
E. Inclusions
E
NDIR Detectors detect:
A. CO/CO2
B. SO2
C. NOx
D. Relative humidity
E. CH4
A
, Brass is an alloy of
A. Copper and bronze
B. Copper and lead
C. Brass and lead
D. Copper and tin
E. Copper and zinc
E
The area under a velocity vs. time graph equal:
a. Distance
b. Speed
c. Acceleration
d. Displacement
e. Average velocity
D
A single vector which can replace a system of actors and has the same
effect is called a
a complainer vector
b resultant
c concurrent factor
D scholar
E concentric vector
B