MESL 5 Flashcards
An association of two or more persons for a purpose of engaging in a profitable business.
a. Trading
b. Enterprise
c. Partnership
d. Corporation
Partnership
What is the minimum number of incorporators in order that a corporation be organized?
a. 2
b. 5
c. 6
d. 7
5
Land, buildings, plant and machinery are examples of ________.
a. Current assets
b. Trade investments
c. Fixed assets
d. hidden assets
Fixed assets
An increase in the value of a capital asset due to business transaction is called ________.
a. Profit
b. Capital gain
c. Capital expenditure
d. Capital stock
Capital gain
It denotes the fall in the exchange rate of one currency against others. The term usually applies to floating exchange rates.
a. Currency shortage
b. Currency devaluation
c. Currency float
d. Currency depreciation
Currency depreciation
The amount of company’ s profit that the board of directors of the corporation decides to distribute to ordinary shareholders.
a. investment opportunity
b. Dividend
c. Return
d. Share stock
Dividend
A form of fixed interest security issued by central or local government, companies, banks or other institutions. They are usually a form of long-term security, buy may be irredeemable, secured or unsecured.
a. Bond
b. T-bills
c. Certificate of deposit
d. All of these
Bond
The strong bond between hydrogen atoms is known as _______.
a. Ionic bond
b. Ionic and metallic bond
c. metallic bond
d. covalent bond
covalent bond
The amount of heat needed to change solid to liquid at same temperature level is called ________.
a. Condensation
b. Cold fusion
c. Latent heat of fusion
d. Solid fusion
Latent heat of fusion
According to this law, “the force between two charges varies directly as the magnitude of each charge and inversely as the square of the distance between them”.
a. Law of universal gravitation
b. Coulombs law
c. Newton’ s Law
d. D’ Alembert law
Coulombs law
A free-falling body is a body in a rectilinear motion with constant ________.
a. Acceleration
b. Speed
c. Deceleration
d. Velocity
Acceleration
Momentum is a product of mass and ________.
a. Velocity
b. Acceleration
c. gravity
d. Force
Velocity
When a close coiled helical spring is subjected to a couple about its axis, the stress induced in the wire material of the spring is ________.
a. bending stress only
b. direct shear stress only
c. a combination of torsional shear stress and bending stress
d. a combination of bending stress and direct shear stress
bending stress only
During a tensile testing of a specimen using a universal testing machine the parameters actually measured includes _______.
a. deformation
b. Poisson’ s ratio and young’ s modulus
c. actual stress and strain
d. load and elongation
actual stress and strain
The strain energy stored by the body within elastic limit when loaded externally is called ________.
a. modulus of resilience
b. proof stress
c. modulus of elasticity
d. resilience
resilience
The maximus shear stress in I-beam is located at ________.
a. middle of web
b. top of flange
c. junction of flange and web
d. bottom of the flange
middle of web
In case of a circular section, the maximum shear stress is _______ percent more than the mean shear stress.
a. 50
b. 10
c. 66
d. 33
33
Which of the following condition will describe a pure bending of a beam?
a. shear force in beam is zero
b. shear force in the beam is uniform throughout
c. bending moment in the beam is uniform throughout
d. bending moment in beam is zero
shear force in beam is zero
In thermodynamics, isentropic process is always ________.
a. reversible and adiabatic
b. irreversible and adiabatic
c. reversible and isothermal
d. no energy loss
reversible and adiabatic
Which of the following will best describe the first law of thermodynamics for steady flow?
a. is primarily concerned with heat transfer
b. deals with all energy entering and leaving a control volume
c. is an energy balance for a specified mass of fluid
d. is an expression of the conservation of linear momentum
deals with all energy entering and leaving a control volume
The second law of thermodynamics statement that “it is impossible to devise a cyclically operating device, the sole effect of which is to absorb energy in the form of heat from a single thermal reservoir and to deliver an equivalent amount of work.”
a. Kelvin-Planck’s
b. Clausius
c. Carnot
d. Conservation of energy
Kelvin-Planck’s
The efficiency of an ideal Carnot engine depends mainly on _________.
a. the temperatures of both the source and the sink
b. the working substance
c. heat rejected and work done by the system
d. the temperature of the sink only
the temperatures of both the source and the sink
The efficiency of the Carnot cycle may be increased by ________.
a. increasing the highest temperature
b. decreasing the highest temperature
c. increasing the lowest temperature
d. decreasing the lowest temperature
decreasing the lowest temperature
What is the effect on entropy when heat is absorbed by the gas?
a. increase
b. decrease
c. stays the same
d. constant
increase
1 m^2/s is equal to ________.
a. 10^4 Stoke
b. 10^3 Stoke
c. 10^2 Stoke
d. 10 Stoke
10^4 Stoke
What is the effect of heating a gas in a container?
a. gas becomes heavy
b. Molecular interchange between adjacent layers increases
c. Viscosity of the gas increases
d. Viscosity of the gas decreases
Molecular interchange between adjacent layers increases
Which of the following describes real fluid?
a. display viscosity and so are capable of being subjected to low levels of shear stress
b. non-viscous and compressible
c. viscous and incompressible
d. viscous only
display viscosity and so are capable of being subjected to low levels of shear stress
A fluid characterized by “stress is directly proportional to rate of strain”.
a. Non-newtonian
b. Newtonian
c. Navier-stoke
d. Viscous fluid
Non-newtonian
What is the equivalent water head of standard atmospheric pressure?
a. 10.3 m
b. 101.325 m
c. 14.696 m
d. 0.103 m
10.3 m
Sewage sludge is an example of ________.
a. Dilatant fluid
b. Bingham plastic
c. Pseudo-plastic
d. Viscoelastic
Bingham plastic
Cleaning of clothes using soap is due to ________.
a. increase in the surface tension of the solution
b. chemical reaction with the cloth
c. decrease in the surface tension of the solution
d. friction between soap and clothes
decrease in the surface tension of the solution
A solution which resists change in its pH value in addition of acid/alkali is called ________.
a. neutral solution
b. ideal solution
c. buffer solution
d. zero pH
buffer solution
Consider a company that assembles computers. The probability of a faulty assembly of any computer is P. The company therefore, subjects each computer to a testing process. This testing process gives the correct result for any computer with a probability
a. pq + (1 -p) (1 -q)
b. (1-q) p
c. (1-p) q
d. pq
pq + (1 -p) (1 -q)
Impulse is the product of ________.
a. F and d
b. m and a
c. F and t
d. F and m
F and t
The moment the inertia of a rectangular whose base is A and height B about its base is equal to ________.
a. AB^3/12
b. AB^2/4
c. AB^3/3
d. AB^3/36
AB^3/3
If a ring is rolled down in an inclined plane, the ratio of rotational and linear kinetic energy is _______.
a. 1:2
b. 1:1
c. 1:3
d. 1:4
1:1
A cylinder of mass m and radius r rolls down an inclined plane of inclination Ɵ. The linear acceleration of the axis of cylinder is _______.
a. g sin Ɵ
b. 1/3 g sin Ɵ
c. 2/3 g sin Ɵ
d. Any of the above
2/3 g sin Ɵ
Center of mass of a system of particles in independent of ________.
a. volume of the particles
b. Forces acting on the particles
c. Position of particles
d. Relative distance amongst the particles
Forces acting on the particles
When the total kinetic energy of system is the same as before and after collision of two bodies, it is called ________.
a. Plastic collision
b. Inelastic collision
c. Elastic collision
d. Static collision
Elastic collision
It is a statement that has been proven on the basis of previously established statements.
a. Theorem
b. Postulate
c. Conclusion
d. Axiom
Theorem
A polynomial which is exactly divisible by two or more polynomials is called ________.
a. common logarithm
b. Least common denominator
c. Common multiple
d. natural logarithm
common logarithm
A logarithmic operation using 10 as base is called ________.
a. common logarithm
b. Decimal logarithm
c. Scientific logarithm
d. Any of the above
common logarithm
A system of equations is said to be consistent in there is existing _______ solution/s for the system.
a. zero
b. at least one
c. two
d. three
at least one
The angle which the line of sight to the object makes with the horizontal measured above.
a. Angle of depression
b. Angle of elevation
c. acute angle
d. bearing
Angle of elevation
Defined as the future value minus the present value.
a. Interest
b. Discount
c. Rate of return
d. Capital
Discount
Which of the following logarithmic relationship is correct?
a. log (xy) = logx + logy
b. log (xy) = logx x logy
c. log (xy) = logx - logy
d. log (xy) = logx / logy
log (xy) = logx + logy
A straight line from the vertex of a triangle to the midpoint to the opposite side is known as ________.
a. Median
b. center
c. Altitude
d. Chord
Median
What do you call the axis of hyperbola that passes through the center, the foci and vertices?
a. Major axis
b. Transverse axis
c. Conjugate axis
d. Asymptotic axis
Transverse axis
If the eccentricity is less than one, then the curve is _______.
a. hyperbola
b. parabola
c. circle
d. Ellipse
Ellipse
What do you call the present worth of the property which is equals to the original cost less depreciation?
a. Appraised value
b. Book value
c. Scrap value
d. Market value
Book value
Which of the following is common to both the fixed and operating cost of an enterprise?
a. Depreciation
b. Interest
c. Taxes
d. Profit
Taxes
An “annuity” is defined as ________.
a. A series of equal payments occurring at equal periods of time.
b. Earned interest due at the end of each interest period.
c. Cost of producing a product or rendering a service.
d. Amount paid for any debit or credit
A series of equal payments occurring at equal periods of time.
What happens to the atomic size of the elements from top to bottom in a group within Period table of Elements?
a. It remains the same
b. It increases
c. It decreases
d. it is always one
It increases
What bond is formed when electrons are shared between atoms?
a. Ionic bond
b. metallic bond
c. Covalent bond
d. electronic bond
Covalent bond
The interest rate at which the present work of the cash flow on a project is zero of the interest earned by an investment.
a. Nominal rate
b. Effective rate
c. Rate of return
d. Yield
Rate of return
When can we say that a molecule is polar?
a. When the centers of positive and negative charge coincide
b. When there is no positive nor negative charge
c. When there is only one charge, either negative or negative.
d. When a center of positive and negative charge does not coincide
When a center of positive and negative charge does not coincide
Change in kinetic energy in a system takes place by _______.
a. Both internal and external forces
b. Only internal forces
c. Only external forces
d. it is always constant
Both internal and external forces
Which of the following equations apply in determining the amount of energy needed to freeze water from 0°C (liquid) to 0°C Ice? Note: Lf and Lv are the latent heat of fusion and vaporization, respectively.
a. Q = -mLv
b. Q = mLv
c. Q = mLf
d. Q = -mLf
Q = -mLf
A beam is subjected to a constant moment along its length, then what will happen to the shear force?
a. also have a constant value everywhere along its length
b. be maximum at the center along the beam
c. be maximum at the center and zero at the ends
d. zero at the center and maximum at the ends
be maximum at the center along the beam
In a simple bending theory, one of the assumptions is that the material of the beam is isotropic. Which of the following will further describe this assumption?
a. normal stress remains constant in all directions
b. normal stress varies linearly in the material
c. elastic constants are same in all the directions
d. elastic constants vary linearly in the material
elastic constants are same in all the directions
Whenever a material is loaded within elastic limit, stress is _______ strain.
a. equal to
b. directly proportional to
c. inversely proportional to
d. equal to 1
directly proportional to
Compression members under load always tend to buckle in the direction of the ________.
a. perpendicular to the axis of load
b. minimum cross section
c. axis of load
d. strongest location
axis of load
A concentrated load P acts at the middle of a simply supported beam of span L and flexural rigidity El. Another simply supported beam of identical material, geometry and span is being acted upon by equivalent distributed load [W=P/L] spread over the entire beam.
a. True
b. False
c. Both True and False
d. Statement is incomplete
False
Which of the following are the statically determinate beams?
a. Cantilever beam
b. Overhanging beam
c. Simply supported beam
d. All of the above
All of the above
Bending moment at supports in case of simply supported beams is always ________.
a. zero
b. less than unity
c. more than unity
d. always equal to 1
zero
Proof resilience is the mechanical property of materials which indicates their capacity to carry ________.
a. static tensile loads
b. shocks
c. static compressive load
d. bending load
shocks
The characteristic equation of gases PV=mRT Is used only for ________.
a. monoatomic gases
b. diatomic gas
c. real gases
d. ideal gases
ideal gases
Which of the following statements is correct according to Clausius statement of second law of thermodynamics?
a. It is impossible to transfer heat from a body at a lower temperature to a body at a higher temperature
b. It is impossible transfer heat from a body at a lower temperature to a body at a higher temperature, without the aid of an external source
c. It is possible to transfer heat from a body at a lower temperature to a body at a higher temperature by using refrigeration cycle
d. All of the above
It is impossible transfer heat from a body at a lower temperature to a body at a higher temperature, without the aid of an external source
The property of a working substance which increases or decreases in the system once heat is supplied or removed in a reversible manner is known as ________.
a. enthalpy
b. internal energy
c. entropy
d. external energy
entropy
The main cause for the irreversibility in thermodynamic system is ________.
a. mechanical and fluid friction
b. unrestricted expansion
c. heat transfer with a finite temperature difference
d. All of the above
All of the above
Capillarity is defined as the phenomenon of ________.
a. adhesion of liquid particles to the surface
b. combined action of adhesion and cohesion
c. cohesion of liquid droplets to the surface
d. none of these
combined action of adhesion and cohesion
The angle of contact (Ɵ) between water and glass tube in case of capillary rise is ________.
a. 180°
b. 45°
c. 0°
d. 128°
0°
The vertical component force directed to a submerged body is equal to ________.
a. Weight of the fluid vertical below the curved surface
b. Weight of the fluid vertically above the curved surface
c. Force on a vertical projection plane of the curved surface
d. Force on a horizontal projection plane of the curve surface
Weight of the fluid vertically above the curved surface
Which of the following statement is true when the hypotenuse of a right spherical triangle is less than 90°?
a. two legs are on the same quadrant
b. The two legs are on the different quadrant
c. one leg is on the first quadrant and the other on the second quadrant
d. Any of the above
two legs are on the same quadrant
What is the best scenario that a solid body will float in a liquid?
a. weight of the liquid displaced by the body is greater than the weight of the body
b. weight of the liquid displaced < weight of the body
c. density of the body material < density of liquid
d. none of these
weight of the liquid displaced by the body is greater than the weight of the body
At t=0, then the function f(t)=sint/t has ________.
a. a minimum
b. a discontinuity
c. a point of inflection
d. a maximum
a maximum
Stokes theorem connects _______.
a. A line integral and a surface integral
b. A surface integral and a volume integral
c. A line integral and a volume integral
d. Gradient of a function and its surface integral
A line integral and a surface integral
Which one of the following statements is not true?
a. The measure of skewness is dependent upon the amount of dispersion
b. In a negative skewed distribution, mode>mean>median
c. In a positive skewed distribution mean>median> mode
d. In a symmetric distribution, the value of mean, mode and median are the same
In a negative skewed distribution, mode>mean>median
If P and Q are two random events, then which of the following is true?
a. Probability (P∩Q) ≤ Probability (P)
b. Independence of P and Q implies that probability (P∩Q) = 0
c. Probability (P∩Q) = 0 ≥ Probability (P) + probability (Q)
d. If P and Q are mutually exclusive, then they must be independent
Probability (P∩Q) ≤ Probability (P)
A ball A is projected horizontally with a velocity v from one point. Another ball B is dropped vertically from the same point. Which of the following is true?
a. Both balls will reach the ground simultaneously
b. Ball A will reach the ground first
c. Ball B will reach the ground first
d. Balls A and B will not reach the ground
Ball B will reach the ground first
The true value of interest rate computed by equations for compound interest for a 1-year period is known as:
a. expected return
b. Interest
c. Nominal interest
d. Effective interest
Effective interest
The value which is disinterested third party, different from the buyer and seller, will determine in order to establish a price acceptable to both parties.
a. Market value
b. Goodwill value
c. Fair value
d. Franchise value
Fair value
The coefficient of friction for dry surfaces ________.
a. Does not depend on the materials
b. Depends on the materials and the finish condition of the surfaces
c. Depends only on the finish condition of the surfaces
d. Depends on the composition of the materials only
Depends on the materials and the finish condition of the surfaces
A set of linear equations is represented by the matrix equation Ax = b. The necessary condition for the existence of a solution for this system is ________.
a. A must be invertible
b. b must be linearly dependent on the columns of A
c. b must be linearly independent of the columns of A
d. A must be equal to B
b must be linearly dependent on the columns of A
It is a series of equal payments occurring at equal intervals of time where the first payment is made after several periods, after the beginning of the payment.
a. Deferred payment
b. Progressive annuity
c. Delayed annuity
d. Simple annuity
Deferred payment
In the matrix equation PX = q, which of the following is a necessary condition for the existence of at least one solution for the unknown vector x?
a. Augmented [pq] must have the same rank a matrix p
b. Vector q must have only non-zero element
c. Matrix p must be singular
d. Matrix p must be square
Augmented [pq] must have the same rank a matrix p
What is the study of the properties of figures of three dimensions?
a. Physics
b. Solid geometry
c. Plane geometry
d. Trigonometry
Solid geometry
As applied to a capitalized asset, the distribution of the initial cost by a periodic change to operation as in depreciation or the reduction of a debt by either periodic or irregular prearranged program is called ________.
a. annuity
b. Annuity factor
c. Capital recovery
d. Amortization
Amortization
An index of short-term paying ability is called _______.
a. receivable turn over
b. current ratio
c. profit margin ratio
d. acid-test ratio
acid-test ratio
