11. Past ME Board Question
The moment of inertia of a rectangle whose base is "b" and height "h" about its base is
A. $\frac{bh^3}{12}$
B. $\frac{bh}{36}$
C. $\frac{bh^3}{3}$
D. $\frac{bh^2}{4}
C
22. Past ME Board Question
The maximum stress induced in a material when subjected to alternating or repeated loading without causing failure.
A. elastic limit
B. proportional limit
C. rupture strength
D. endurance limit
D
33. Past ME Board Question
The total deformation measured in the direction of the line of stress.
A. axial deformation
B. elongation
C. strain
D. unit stress
C
44. Past ME Board Question The maximum stress to which a material can be subjected without a trace of any permanent set remaining upon a complete withdrawal of the stress.
A ultimate limit
B proportional limit
C. endurance limit
D. elastic limit
D
55. Past ME Board Question A total resistance that a material offers to an applied load.
A flexure
B. stress
C. elasticity
D. rigidity
B
66. Past ME Board. A property of material which relates the lateral strains to the longitudinal strain.
A. Rigidity
B. Elasticity
C. Poisson's ratio
D. Deflection
C
77. Past ME Board Question The ability of metal to withstand loads without breaking down is.
A. stress
B. strength
C. strain
D. elasticity
B
88. Past ME Board Question
The maximum stress to which a material may be subjected before failure occurs.
A. Rupture Stress
B. Yield stress
C. Ultimate stress
D. Allowable stress
C
99. Past ME Board Question
The ability of material or metal to resist being crushed is called
A. Compressive strength
B. Fatigue strength
C. Torsional strength
D. Bending strength
A
1010. Past ME Board Question
Which of the following is not a strength property of metals?
A. tensile strength
B. rocking strength
C. fatigue strength
D. torsional strength
B
1111. Past ME Board Question
The ability of metal to withstand forces thus followin a number of twist.
A shear strength
B. bearing strength
C endurance limit
D. deformation
A
1212. Past ME Board Question
A total resistance that a material offers to an applied load.
A. friction force
B. stress
C. rigidity
D. compressive force
B
1313. Past ME Board Question
The ability of a moving body to perform work.
A internal energy
B. potential energy
C. kinetic energy
D. flow work
C
14The deformation that results from a stress and is expressed in terms of the amount of deformation per inch
A elongation
B. strain
C. poisson's ratio
D. elasticity
B
1515. Past ME Board Question
The ability of the material to return to its original shape after being elongated or distorted when the forces are released.
A elasticity
B. brittleness
C. plasticity
D. creep
A
1616. Past ME Board Question
The last point at which a material may be stretched and still return to its undeformed condition upon release of the stress.
A rupture limit
B. elastic limit
C proportional limit
D. ultimate limit
B
1717. Past ME Board
The ratio of stress to strain within the elastic limit
A creep
B modulus of rigidity
C modulus of elasticity
D. Poisson's ratio
C
18Past ME Board Question
The ability of a metal to withstand forces that cause member to twist.
A. shear strength
B. tensile strength
C. bearing strength
D. torsional strength
D
1919. Past ME Board Question
The ability of metal to stretch, bend or twist without breaking or cracking.
A. elasticity
B. ductility
C. brittleness
D. plasticity
B
20Past ME Board Question
The property of a material which resist forces action pull the material apart.
A shear strength
B. tensile strength
C. compressive strength
D. bearing strength
B
2121. Supplementary Question
What is the range of the tensile strength of common varieties of cast iron?
A 40-60 Mpa
B. 150-180 Mpa
C. 140-500 Mpa
D. 1500-1650 Mpa
C
2222. Past ME Board Question
The compression members tend to buckle in the direction of
A. axis of load
B. minimum cross-section
C. least radius of gyration
D. perpendicular to the axis of load
C
2323 Past ME Board Question
In testing a material for endurance strength, it is subjected to
A completely reversed load
B. static load
C. impact load
D. dynamic load
A
2424. Past ME Board Question Which of the following stresses that is independent of loads?
A shear stress
B. residual stress
C. design stress
D. yield stress
B
2525. Past ME Board Question
During tensile test, which of the following stress-strain curve(s) fits for a glass rod ?
A a straight line
B. a parabola
C. an irregular curve
D. a sudden break
D
2626. The internal stresses that exist in any part of the material that is subjected to temperature and not acted upon by an external load.
A residual stress
B. form stress
C. superposed stress
D. control stress
A
2727. Past ME Board Question
In case of a knuckle joint, the pin is most likely to fail in
A. shear
B. tension
C. compression
D. double shear
D
2828. Past ME Board Question
The maximum stress which is reached during a tension test.
A stress
B. elasticity
C. strain
D. tensile strength
D
2929. Past ME Board Question
Strength of a material is that of a stress intensity determined by considering the maximum test load to act over the original area of the test specimens.
A. yield point
B. ultimate strength
C. breaking strength
D. elastic strength
B
3030. Past ME Board Question
A test for pipe used for coiling in sizes 2 inches.
A flaring
B. crush
C. flange
D. bend
D
31
31. Past ME Board Question
The ratio of stress to the corresponding strain below the proportional limit.
A stress-strain diagram
B. gage method
C modulus of elasticity
D. tensile strength
C
3232. Past ME Board Question
The total amount of permanent extension of the gage length measured after the specimen has fractured and is expressed as percentage increase of the original gage length.
A. Elongation
B. strain
C. stress
D. elastic limit
A
3333. Past ME Board Question
A metal characteristic that withstands forces that causes twisting.
A. torsional strength
B. modulus of elasticity
C. twisting moment
D. elasticity
A
3434. Past ME Board Question
The hardness of helical and herringbone gear teeth after heat treatment is 210 to 300 Brinell Hardness, for gear and pinion is at
A 360 Brinell min.
B. 400 Brinell max
C. 340-350 normal
D. all of these
C
3535. Past ME Board Question
What is the property of a material which resists forces acting to pull the material apart?
A shear strength
B. tensile strength
C. torsional strength
D. compressive strength
B
3636. Past ME Board Question
The center of gravity of a solid pyramid or cone with a
total height of H is
A 1/4 H
B. 3/5 H
C. 1/3 H
D. 1/3
A
3737. Past ME Board Question
Finding the resultant of two or more forces is called
A. coplanar force
B.non-coplanar forces
C. couple
D.composition of forces
D
3838. Past ME Board Question
The phenomenon of continuous stretching under load even if the stress is less than the yield point.
A. elasticity
B. ductility
C. plasticity
D. creep
D
3939. Past ME Board Question
Statement that a given body is in static equilibrium means that the body cannot
A. have any type of motion
B. be acted upon by more than one force
C. undergo any displacement
D. have any acceleration
A
4040. Past ME Board Question The three-moment equation may be used to analyze
A. tapered column
B. continuous beam
C. composite beam
D. axially end loaded beam
B
4141. Past ME Board Question
Poisson'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
C
4242. Past ME Board Question
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 the area
D
4343. Past ME Board Question
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 maintained
B. equilibrium is destroyed
C. an unbalance moment exists
D. none of these is true
A
4444. Past ME Board Question
Permanent deformation or strain may occur without
fracture.
A malleability
B. elasticity
C. ductility
D. plasticity
D
4545 . Past ME Board Question
The ability of a metal to be deformed considerably without rupture is called
A malleability
B. elasticity
C. ductility
D. plasticity
D
4646. Stresses that are independent loads.
A working stress
B operating stress
C. residual stress
D. shear stress
C
4747. Past ME Board Question
Continuous stretching under load even if the stress less than the yield point.
A plasticity
B. elasticity
C. creep
D. ductility
C
4848. Past ME Board Question Opposite direction parallel forces.
A. concurrent
B. coplanar
C. couple
D. non-coplanar
C
4949. Past ME Board Question
The ratio of the moment of inertia of the cross-section of the beam to the section modulus.
A. equal to the radius of gyration
B. equal to the area of the cross-section
C. measure of a distance
D. dependent on the modulus of elasticity
C
5050. Past ME Board Question
Which of the following is the differential of the shear equation?
A. bending moment of the beam
B. tensile strength of the beam
C. slope of the elastic curve
D. load of the beam
D
5151. Past ME Board Question
It is arbitrarily defined as the push and pull.
A force
B. work
C. inertia
D. power
A
52 Past ME Board Question
The changes in shape or geometry of the body due action of a force on it is called deformation or
A. shear stress
B. stresses
C. compressive stress
D. strains
D
5353. Past ME Board Question
Internal stress exerted by the fibers to resist the action of outside force is called
A. shearing stress
B. tensile stress
C. ultimate stress
D. compressive stress
A
5454. Past ME Board Question
It is the ability of the material to resist deformation under stress.
A plasticity
B. stiffness,
C. toughness
D. all of these
B
5555. Past ME Board Question
In general, the design stress and factor of safety are related as follows:
A Design Stress ultimate stress times factor of safety
B. Design Stress = ultimate stress divided by factor of safety
C. Factor of Safety design stress divided by ultimate stress
D. Ultimate Stress = factor of safety divided by design stress
B
5656. Past ME Board Question
The single force which produces the same effect upon a body as two or more forces acting together.
A. resultant force
B. co-planar force
C. couple
D. non-coplanar force
A
5757. Past ME Board Question
Ratio of unit lateral deformation to the unit longitudinal deformation.
A. Poisson's ratio
B. Strain
C. stress
D. modulus of rigidity
A
5858. Past ME Board Question
A property of matter which causes it to resist any change in its motion or state of rest.
A. brake
B. friction
C. inertia
D. impulse
C
5959. Past ME Board Question
Separate forces which can be so combined are called
A. non-concurrent forces
B. couple
C. combined forces
D. concurrent forces
D
6060. Past ME Board Question
Endurance strength is nearly proportional to the ultimate strength but not with,
A. yield strength
B. design stress
C. shear stress
D. all of the above
A
6161. Past ME Board Question
Deals only with the motion of bodies without reference to forces that cause the them
A dynamics
B. kinetics
C. statistics
D. kinematics
D
6262. Past ME Board Question
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
C
6363. Past ME Board Question
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's Law
C. Conservation of energy
D. Conservation of momentum and conservation of energy
D
6464. Past ME Board Question
If the velocity of a mass is the same all the time during which motion takes place is called_
A. deceleration
B. uniform motion
C. acceleration
D. none of these
B
6565. Past ME Board Question
The motion of an object diminished/decreased speed
A. deceleration
B. retarded motion
C. negative impulse
D. all of these
B
6666. Past ME Board Question
Product of mass and linear velocity is known as
A. Impulse
B. linear momentum
C. Angular momentum
D. Impact
B
67Past ME Board Question
67. Moment curve to a simple beam with a concentra load at middle span takes the shape of a
A. triangle
B. rectangular
C. trapezoid
D. semi-ellipses
A
6868. Past ME Board Question
Material may be stretched and still returns to its former form/condition upon release of force is called
A plasticity
B. modulus of elasticity
C. ductility
D. elastic limit
D
6969. Past ME Board Question
What equation to be used in computing the acceleration of the center of a rolling ball with a diameter of 8 inches?
A. 0
B. $rω^2$
C.$\frac{ω^2}{r}$
D. $\frac{v^2}{r}
B
7070. Past ME Board Question
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
A
7171. Past ME Board Question
It is the name applied to reciprocating circular motion as that a pendulum.
A. intermittent motion
B. reciprocating motion
C. oscillation
D. momentum
C
7272. Past ME Board Question
It indicates how many times a volume of material is heavier than an equal volume of water.
A. specific gravity
B. specific volume
C. specific weight
D. specific density
A
7373. Past ME Board Question Deflection of a beam is
A. proportional to the modulus of elasticity and moment of inertia
B. proportional to the load imposed and inversely the length squared
C. inversely proportional to the modulus of elasticity and moment of inertia
D. inversely proportional to the weight imposed tim the length
C
7474. Past ME Board Question
The modulus of elasticity for metals in compression is usually taken as that in
A. tension
B. bearing
C. yield
D. ultimate
A
7575. Past ME Board Question
Which of the following is the ratio of moment and
stress?
A. strain
B. section modulus
C. contraction
D. passions ratio
B
7676. What is the amount of energy required to fracture a given volume of material?
A. Impact strength
B. Endurance limit
C. Creep strength
D. Stress rupture strength
A
7777. Past ME Board Question If two principal stresses is zero, the state of stress is
A. Biaxial
B. Mono-axial
C. Uniaxial
D. Triaxial
C
7878. Past ME Board Question
What do you call the system that have finite values of principal stresses?
A. triaxial
B. uniaxial
C. monoaxial
D. biaxial
A
7979. Past ME Board Question
Which of the following indicates the degree of concentration ?
A. power factor
B. service factor
C. stress factor
D. stress concentration factor
D
8080. What mechanical property of a material which is a time-dependent permanent strain under stress?
A. Elongation
B. Elasticity
C. Creep
D. Rupture
C
8181. In tensile testing, the increase in the gage length measured after the specimen fractures within the gage length is called
A. Percent elongation
B. Creep
C. Elasticity
D. Elongation
A
8282. What is the resistance of a material to plastic deformation?
A. Hardness
B. Stiffness
C. Creepage
D. Rigidity
A
8383. What is the maximum stress below which a material can theoretically endure an infinite number of stress cycles?
A. Endurance state
B. Endurance test
C. Endurance limit
D. Endurance strength
C
8484. Past ME Board Question
What is the flexural stress of a symmetrical cross- section beam when the vertical shear is maximum?
A. Infinity
B. zero
C. maximum
D. minimum
B
8585. Past ME Board Question
It is the study of the body's motion independent of the
forces on the body.
A. Kinetics
B. Dynamics
C. Kinematics
D. Mechanics
C
8686. Past ME Board Question
What is the reciprocal of the velocity ratio?
A. train value
B. ratio factor
C. modular value
D. none of these
A
8787. Past ME Board Question
What is the type of failure due to unstability?
A. buckling
B. slenderness ratio
C. Stability
D. Euler's failure
A
8888. Past ME Board Question
What type of formula that is best applied to a very slender column?
A. Column formula
B. Slenderness formulas
C. Moment formulas
D. Euler Formula
D
8989. Past ME Board Question
A kinematic chain needs a minimum of
A. 2 links and 2 turning pairs
B. 3 links and turning pairs
C. 4 links and 4 turning pairs
D. 3 links and 2 turning pairsno
C
9090 . Past ME Board Question
Which of the following pairs is formed if shaft is revolving in a bearing?
A. lower pair
B. turning pair
C. sliding pair
D. cylindrical pair
A
9191. Past ME Board Question How many links are there in a pantograph?
A. 3
B. 4
C. 5
D. 6
B
9292. Past ME Board Question
A pantograph is a mechanism having
A lower pairs
B. rolling pairs
C. spherical pairs
D. higher pairs
A
9393. Past ME Board Question
How do you call a cam where in the follower reciprocates or oscillates in a plane parallel to its axis
A. circular cam
B. reciprocating cam
C. cylindrical cam
D. oscillating cam
C
9494. Past ME Board Question
Which of the following cams where the follower reciprocates or oscillates in a plane parallel to the axis of rotation?
A. cam curves
B. radial cam
C. cylindrical cam
D. tangential cam
C
9595. Past ME Board Question
Which of the following cams where the follower reciprocates or oscillates in a plane perpendicular its axis of rotation?
A. tangential cam
B. cam curves
C. radial cam
D. cylindrical cam
C
9696. Past ME Board Question
Through how many degrees must an involute cam turn in order to raise its follower 3 inches if the diameter of the base circle is 5 inches.
A. 58.7 degrees
B. 180 degrees
C. 64.4 degrees
D. 68.79 degrees
B
9797. Past ME Board Question
The frustums of two cones are used in a manner to permit a variation of velocity ratio between two parallel shafts.
A. evans friction cones
B. bevel cones
C. spherical cones
D. friction gearing
A
9898. Past ME Board Question
The follower reciprocates or oscillates in a plane perpendicular to the axis of rotation of the cam
A. radial cam
B. cylindrical cam
C. cam curves
D. tangential cam
A
9999. Past ME Board Question
The cam in which the follower reciprocates or oscillates in a plane parallel to the axis of the rotation.
A. cam curves
B. cylindrical cam
C. tangential cam
D. radial cam
B
100100. Past ME Board Question
The first derivative of kinetic energy with respect to velocity is
A. power
B. acceleration
C. momentum
D. none of these
C