A device used to measure accurately speed:
a. speedometer
b. dial indicator
c. tachometer
d. dial gauge - ANSWER c. tachometer
When the hole is smaller than the shaft, it will take pressure to put the parts
together. The allowance is said to be negative and is termed:
a. negative tolerance
b. negative allowance
c. negative fits
d. interference of metal - ANSWER d. interference of metal
When two elastic bodies collide, which of the following laws can be used to
solve for the resulting velocity?
a. Dalton's law
b. Avogadro
c. Conservation of energy
d. Conservation of momentum and Conservation of energy - ANSWER D.
Conservation of momentum and Conservation of energy
The ability of a metal to be deformed considerably without rupture is called:
a. plasticity
b. all of these
c. ductility
d. malleability - ANSWER a. plasticity
Permanent deformation or strain may occur without fracture:
a. malleability
b. elasticity
c. ductility
d. plasticity - ANSWER c. ductility
,It is a science of motion that can be solved in terms of scalar or vector algebra
a. kinematics
b. curvilinear translation
c. projectiles
d. acceleration - ANSWER a. kinematics
A system of forces in space is in equilibrium if two equal and opposite collinear
forces are added, which of the following if any is true?
a. equilibrium is destroyed
b. equilibrium is maintaned
c. none of these is true
d. an unbalanced of moment exist - ANSWER b. equilibrium is maintaned
Metal that assists lubrication or lubricant in itself
a. zinc
b. antimony
c. babbitt
d. lead - ANSWER c. babbit
A mechanism which usually do the indexing in a machine tool
a. universal chuck
b. slotter
c. dividing head
d. indexing - ANSWER c. dividing head
It equalizes the energy exerted and the work done thus preventing excessive or
sudden changes of speed
a. flywheel
b. balance of wheel
c. all of these
d. flywheel pulley - ANSWER c. all of these
The smallest area at the point of rupture of a tensile specimen divided by the
original area is called
a. percentage elongation
b. Izod test
c. Charpy test
,d. percentage reduction of area - ANSWER d. percentage reduction of area
The product of the resultant of all forces acting on a body and the time that the
resultant acts
a. angular impulse
b. angular momentum
c. linear impulse
d. linear momentum - ANSWER c. linear impulse
Which of the following is not a structural class of steel?
a. low carbon steel
b. tool and die steel
c. high chrome alloy steel
d. high strength low alloy steel - ANSWER b. tool and die steel
poison's ratio is the ratio of
a. shear strain to compressive strain
b. elastic limit to compressive strain
c. lateral strain to longitudinal
strain
d. elastic limit to proportional limit - ANSWER c. lateral strain to longitudinal
strain
All are associated with the grade of steel except:
a. SAE 43XX
b. SAE 13XX
c. SAE 10XX
d. SAE 74XX - ANSWER d. SAE 74XX
A property of material which relates the lateral strain to the longitudinal strain:
a. stress
b. strain
c. Poison's ratio
d. strength - ANSWER c. Poison's ratio
The maximum stress to which a material may be subjected before failure occurs
a. ultimate strength
b. ultimate stress
, c. endurance limit
d. tensile stress - ANSWER b. ultimate stress
Hypoid gear is a special type of gear like
a. worm gear
b. spur gear
c. herringbone gear
d. bevel gear - ANSWER d. bevel gear
Considered a maximum safe center distance of sprockets should be _______
pitches. Very long center distance cause catenary tension in the chain.
a. 70
b. 80
c. 60
d. 50 - ANSWER b. 80
Cold working of steel plates make the metal
a. tougher
b. more ductile
c. harder
d. more malleable - ANSWER c. harder
Recommended best cutting angle of drill for work on steel or cast iron is
_____degrees.
a. 48
b. 63
c. 59
d. 50 - ANSWER c. 59
In shear pin or breaking pin design, we may use the data experienced by link
belt from 1/8 inch to 1 inch pins and the breaking stress is _____ksi.
a. 40
b.55
c. 60
d. 48 - ANSWER c. 50
Deals only with the motion of bodies without reference to the forces that cause
them
a. speedometer
b. dial indicator
c. tachometer
d. dial gauge - ANSWER c. tachometer
When the hole is smaller than the shaft, it will take pressure to put the parts
together. The allowance is said to be negative and is termed:
a. negative tolerance
b. negative allowance
c. negative fits
d. interference of metal - ANSWER d. interference of metal
When two elastic bodies collide, which of the following laws can be used to
solve for the resulting velocity?
a. Dalton's law
b. Avogadro
c. Conservation of energy
d. Conservation of momentum and Conservation of energy - ANSWER D.
Conservation of momentum and Conservation of energy
The ability of a metal to be deformed considerably without rupture is called:
a. plasticity
b. all of these
c. ductility
d. malleability - ANSWER a. plasticity
Permanent deformation or strain may occur without fracture:
a. malleability
b. elasticity
c. ductility
d. plasticity - ANSWER c. ductility
,It is a science of motion that can be solved in terms of scalar or vector algebra
a. kinematics
b. curvilinear translation
c. projectiles
d. acceleration - ANSWER a. kinematics
A system of forces in space is in equilibrium if two equal and opposite collinear
forces are added, which of the following if any is true?
a. equilibrium is destroyed
b. equilibrium is maintaned
c. none of these is true
d. an unbalanced of moment exist - ANSWER b. equilibrium is maintaned
Metal that assists lubrication or lubricant in itself
a. zinc
b. antimony
c. babbitt
d. lead - ANSWER c. babbit
A mechanism which usually do the indexing in a machine tool
a. universal chuck
b. slotter
c. dividing head
d. indexing - ANSWER c. dividing head
It equalizes the energy exerted and the work done thus preventing excessive or
sudden changes of speed
a. flywheel
b. balance of wheel
c. all of these
d. flywheel pulley - ANSWER c. all of these
The smallest area at the point of rupture of a tensile specimen divided by the
original area is called
a. percentage elongation
b. Izod test
c. Charpy test
,d. percentage reduction of area - ANSWER d. percentage reduction of area
The product of the resultant of all forces acting on a body and the time that the
resultant acts
a. angular impulse
b. angular momentum
c. linear impulse
d. linear momentum - ANSWER c. linear impulse
Which of the following is not a structural class of steel?
a. low carbon steel
b. tool and die steel
c. high chrome alloy steel
d. high strength low alloy steel - ANSWER b. tool and die steel
poison's ratio is the ratio of
a. shear strain to compressive strain
b. elastic limit to compressive strain
c. lateral strain to longitudinal
strain
d. elastic limit to proportional limit - ANSWER c. lateral strain to longitudinal
strain
All are associated with the grade of steel except:
a. SAE 43XX
b. SAE 13XX
c. SAE 10XX
d. SAE 74XX - ANSWER d. SAE 74XX
A property of material which relates the lateral strain to the longitudinal strain:
a. stress
b. strain
c. Poison's ratio
d. strength - ANSWER c. Poison's ratio
The maximum stress to which a material may be subjected before failure occurs
a. ultimate strength
b. ultimate stress
, c. endurance limit
d. tensile stress - ANSWER b. ultimate stress
Hypoid gear is a special type of gear like
a. worm gear
b. spur gear
c. herringbone gear
d. bevel gear - ANSWER d. bevel gear
Considered a maximum safe center distance of sprockets should be _______
pitches. Very long center distance cause catenary tension in the chain.
a. 70
b. 80
c. 60
d. 50 - ANSWER b. 80
Cold working of steel plates make the metal
a. tougher
b. more ductile
c. harder
d. more malleable - ANSWER c. harder
Recommended best cutting angle of drill for work on steel or cast iron is
_____degrees.
a. 48
b. 63
c. 59
d. 50 - ANSWER c. 59
In shear pin or breaking pin design, we may use the data experienced by link
belt from 1/8 inch to 1 inch pins and the breaking stress is _____ksi.
a. 40
b.55
c. 60
d. 48 - ANSWER c. 50
Deals only with the motion of bodies without reference to the forces that cause
them
