Power Engineering - 4B5 Practice Questions With Complete
Solutions
"Laying up" a boiler means:
a. Preparing the boiler for a period of storage
b. Setting the boiler on its foundation
c. Dismantling the boiler for annual overhaul
d. Preparing a boiler for start up Correct Answers a. Preparing
the boiler for a period of storage
A ball peen hammer is sometimes called a:
a. Carpenters hammer
b. Machinists hammer
c. Mechanics hammer
d. Millwrights hammer Correct Answers b. Machinists hammer
A common way to determine the mass of an object to be hoisted
is by determining its
a. Density and volume
b. Size and shape
c. Center of gravity
d. Specific gravity and centripetal force Correct Answers a.
Density and volume
A dressing tool is used to:
a. Square the edges of a grinding wheel
b. Clean the measuring contact surfaces of a micrometer
,c. Clean the grooves of a file
d. Fit a new handle into a hammer head Correct Answers a.
Square the edges of a grinding wheel
A knot used to pull at right angles to a pipe or pole is the:
a. Timber hitch
b. Round turn and two half hitches
c. Bowline
d. Clove hitch Correct Answers d. Clove hitch
A rung ladder should:
a. should be fully opened and locked
b. be equipped with only metal feet
c. be used in conjunction with a pole scaffold
d. be inclined with a 4:1 slope Correct Answers d. be inclined
with a 4:1 slope
A scaffold should always be erected:
a. When the available stepladder would require standing on the
top step
b. Three feet above the work area
c. By a safety contractor
d. Plumb and level Correct Answers d. Plumb and level
A screwdriver with a square tip is called ______________
screwdriver.
a. a slot
, b. an Allen
c. a Robertson
d. a Phillips Correct Answers c. a Robertson
A single-pole scaffold:
a. Is prohibited from use by Workplace Safety and Health
b. Is often referred to as the pogo platform
c. Is partially supported by a building
d. Need not be plumb, but must be level Correct Answers c. Is
partially supported by a building
A steam boiler that is to be shut down for a long period of time
should be:
a. Drained, thoroughly dried, have desiccant placed inside, and
closed up
b. Left with the water at normal working level but opened up to
atmosphere
c. Left with the water at normal working level and pressurized
with air to 50 kPa
d. Filled completely with water and the vent left open to
atmosphere for expansion Correct Answers a. Drained,
thoroughly dried, have desiccant placed inside, and closed up
A strand of fibre rope
a. Is wound around 19 others to form a full size rope
b. Will un-twist if subjected to a heavy load
c. Is the part melted to prevent unravelling
Solutions
"Laying up" a boiler means:
a. Preparing the boiler for a period of storage
b. Setting the boiler on its foundation
c. Dismantling the boiler for annual overhaul
d. Preparing a boiler for start up Correct Answers a. Preparing
the boiler for a period of storage
A ball peen hammer is sometimes called a:
a. Carpenters hammer
b. Machinists hammer
c. Mechanics hammer
d. Millwrights hammer Correct Answers b. Machinists hammer
A common way to determine the mass of an object to be hoisted
is by determining its
a. Density and volume
b. Size and shape
c. Center of gravity
d. Specific gravity and centripetal force Correct Answers a.
Density and volume
A dressing tool is used to:
a. Square the edges of a grinding wheel
b. Clean the measuring contact surfaces of a micrometer
,c. Clean the grooves of a file
d. Fit a new handle into a hammer head Correct Answers a.
Square the edges of a grinding wheel
A knot used to pull at right angles to a pipe or pole is the:
a. Timber hitch
b. Round turn and two half hitches
c. Bowline
d. Clove hitch Correct Answers d. Clove hitch
A rung ladder should:
a. should be fully opened and locked
b. be equipped with only metal feet
c. be used in conjunction with a pole scaffold
d. be inclined with a 4:1 slope Correct Answers d. be inclined
with a 4:1 slope
A scaffold should always be erected:
a. When the available stepladder would require standing on the
top step
b. Three feet above the work area
c. By a safety contractor
d. Plumb and level Correct Answers d. Plumb and level
A screwdriver with a square tip is called ______________
screwdriver.
a. a slot
, b. an Allen
c. a Robertson
d. a Phillips Correct Answers c. a Robertson
A single-pole scaffold:
a. Is prohibited from use by Workplace Safety and Health
b. Is often referred to as the pogo platform
c. Is partially supported by a building
d. Need not be plumb, but must be level Correct Answers c. Is
partially supported by a building
A steam boiler that is to be shut down for a long period of time
should be:
a. Drained, thoroughly dried, have desiccant placed inside, and
closed up
b. Left with the water at normal working level but opened up to
atmosphere
c. Left with the water at normal working level and pressurized
with air to 50 kPa
d. Filled completely with water and the vent left open to
atmosphere for expansion Correct Answers a. Drained,
thoroughly dried, have desiccant placed inside, and closed up
A strand of fibre rope
a. Is wound around 19 others to form a full size rope
b. Will un-twist if subjected to a heavy load
c. Is the part melted to prevent unravelling
