Theory Of Machines MCQs – Latest Competitive Mechanical Engineering MCQs

Theory Of Machines MCQs – Latest Competitive Mechanical Engineering MCQs

This post is comprising of latest ” Theory Of Machines MCQs Latest – Competitive Mechanical Engineering MCQs “. Here you’ll get latest mechanical engineering mcqs for written test, interview with answers. If you want to improve your knowledge regarding mechanical engineering then read these mcqs of Design of Steel Structures.

Latest Mechanical Engineering MCQs

By practicing these MCQs of Mechanical Engineering MCQs – Theory Of Machines Mcqs, an individual for exams performs better than before. This post comprising of mechanical engineering objective questions and answers related to Theory Of Machines“. As wise people believe “Perfect Practice make a Man Perfect”. It is therefore practice these mcqs of mechanical engineering to approach the success. Tab this page to check “Latest Theory Of Machines Mcqs” for the preparation of competitive mcqs, FPSC mcqs, PPSC mcqs, SPSC mcqs, KPPSC mcqs, AJKPSC mcqs, BPSC mcqs, NTS mcqs, PTS mcqs, OTS mcqs, Atomic Energy mcqs, Pak Army mcqs, Pak Navy mcqs, CTS mcqs, ETEA mcqs and others.

Latest Theory Of Machines Mcqs

The most occurred mcqs of Theory Of Machines in past papers. Past papers of Theory Of Machines Mcqs. Past papers of Theory Of Machines Mcqs . Mcqs are the necessary part of any competitive / job related exams. The Mcqs having specific numbers in any written test. It is therefore everyone have to learn / remember the related Theory Of Machines Mcqs. The Important series of Theory Of Machines Mcqs are given below:

Which of the following disciplines provides study of the relative motion between the parts of a machine and the forces acting on the parts__________________?

A. theory of machines
B. mechanisms
C. applied mechanics
D. kinetics
E. kinematics

Which of the following is a lower pair_______________?

A. piston and cylinder
B. ball and socket i
C. cam and follower
D. A. and B. above
E. belt drive

The example of lower pair is_______________?

A. shaft revolving in a bearing
B. automobile steering gear
C. straight line motion mechanisms
D. all of the above
E. none of the above

A universal joint is an example of_____________________?

A. rolling pair
B. lower pair
C. higher pair
D. sliding pair
E. turning pair

Pitch point on a cam is_________________?

A. any point on pitch circle
B. the point on cam pitch curve having the maximum pressure angle
C. any point on pitch curve
D. the point on cam pitch curve having the minimum pressure angle
E. none of the above

The example of spherical pair is_____________________?

A. lead screw of a lathe
B. bolt and nut
C. ball and socket joint
D. ball bearing and roller bearing
E. none of the above

A circular bar moving in a round hole is an example of_______________?

A. incompletely constrained motion
B. completely constrained motion
C. partially constrained motion
D. successfully constrained motion
E. none of the above

If there are L number of links in a mechanism then number of possible inversions is equal to_______________?

A. L – 1
B. L + 1
C. L
D. L + 2
E. L – 2

The lower pair is a_____________________?

A. sliding pair
B. closed pair
C. open pair
D. point contact pair
E. does not exist

In higher pair, the relative motion is_____________________?

A. purely sliding
B. purely turning
C. purely rotary
D. purely surface contact
E. combination of sliding and turning

The example of higher pair is_________________?

A. gears, cams
B. belt, rope and chain drives
C. ball and roller bearings
D. all of the above
E. none of the above

Which of the following would constitute a link__________________?

A. piston, piston rings and gudgeon pin
B. piston rod and cross head
C. piston, and piston rod
D. piston, crank pin and crank shaft
E. piston, piston-rod and cross head

Davis steering gear consists of__________________?

A. sliding pairs
B. rolling pairs
C. turning pairs
D. higher pairs
E. lower pairs

Machine Design Mcqs

A completely constrained motion can be transmitted with __________________?

A. 2 links with pin joints
B. 1 link with pin joints
C. 3 links with pin joints
D. 4 links with pin joints
E. all of the above

Sense of tangential acceleration of a link_________________?

A. is opposite to that of velocity
B. is same as that of velocity
C. could be either same or opposite to velocity
D. is perpendicular to that of velocity
E. none of the above

The number of links in pantograph mechanism is equal to______________?

A. 3
B. 2
C. 4
D. 5
E. 6.

A foot step bearing and rotor of a vertical turbine form examples of___________________?

A. incompletely constrained motion
B. partially constrained motion
C. successfully constrained motion
D. completely constrained motion
E. none of the above

Relationship between the number of links (L) and number of pairs (P) is___________________?

A. P = 2L + 4
B. P = 2L-4
C. P = 2L+2
D. P = 2L-2
E. P = L-4

Which of the following disciplines provides study of inertia forces arising from the combined effect of the mass and the motion of the parts_______________?

A. applied mechanics
B. theory of machines
C. mechanisms
D. kinetics
E. kinematics

Which of the following disciplines provides study of relative motion between the parts of a machine______________?

A. applied mechanics
B. theory of machines
C. mechanisms
D. kinetics
E. kinematics

The example of rolling pair is________________?

A. lead screw of a lathe
B. bolt and nut
C. ball and socket joint
D. ball bearing and roller bearing
E. all of the above

Shaft revolving in a bearing is the following type of pair________________?

A. lower pair
B. spherical pair
C. higher pair
D. cylindrical pair
E. bearing pair

The type of pair formed by two elements which are so connected that one is constrained to turn or revolve about a fixed axis of another element is known as__________________?

A. turning pair
B. sliding pair
C. rolling pair
D. spherical pair
E. lower pair

If two moving elements have surface contact in motion, such pair is known as_________________?

A. rolling pair
B. sliding pair
C. surface pair
D. lower pair
E. higher pair

Which of the following disciplines provides study of the relative motion between the parts of a machine and the forces acting on the parts___________________?

A. theory of machines
B. mechanisms
C. applied mechanics
D. kinetics
E. kinematics

Pulley in a belt drive acts as_______________?

A. turning pair
B. cylindrical pair
C. rolling pair
D. sliding pair
E. surface pair

Any point on a link connecting double slider crank chain will trace a ________________?

A. circle
B. straight line
C. ellipse
D. parabola
E. hyperbola

Rectilinear motion of piston is converted into rotary by_______________?

A. connecting rod
B. slider crank
C. cross head
D. gudgeon pin
E. four bar chain mechanism

The purpose of a link is to________________?

A. guide other links
B. transmit motion
C. act as a support
D. all of the above
E. none of the above

The values of velocity and acceleration of piston at near dead center for a slider-crank mechanism will be________________?

A. 0, and more than co2r
B. 0, 0
C. 0, and less than coV
D. cor, 0
E. none of the above

Cross head and guides form a _________________?

A. higher pair
B. lower pair
C. turning pair
D. rolling pair
E. sliding pair

If some links are connected such that motion between them can take place in more than one direction, it is called_______________?

A. incompletely constrained motion
B. completely constrained motion
C. partially constrained motion
D. successfully constrained motion
E. none of the above

Kinematic pairs are those which have two elements that ______________?

A. have surface contact
B. have line contact
C. permit relative motion
D. are held together
E. have dynamic forces

Automobile steering gear is an example of____________________?

A. sliding pair
B. higher pair
C. turning pair
D. rotary pair
E. lower pair

Which of the following has sliding motion________________?

A. connecting rod
B. crank
C. crank pin
D. cross-head
E. cross head guide

Which of the following mechanism is obtained from lower pair________________?

A. pantograph
B. gyroscope
C. valve and valve gears
D. generated straight line motions
E. all of the above

The Scott-Russell mechanism consists of_________________?

A. sliding and turning pairs
B. turning and rotary pairs
C. sliding and rotary pairs
D. sliding pairs only
E. turning pairs only

Ackermann steering gear consists of_______________?

A. rolling pairs
B. turning pairs
C. sliding pairs
D. higher pairs
E. lower pairs

Oldham’s coupling is the ____________________?

A. second inversion of single slider crank chain
B. third inversion of double slider crank chain
C. second inversion of double slider crank chain
D. third inversion of slider crank chain
E. fourth inversion of double slider crank chain

A mechanism is an assemblage of ____________________?

A. three links
B. two links
C. four links or more than four links
D. all of the above
E. none of the above

Elements of pairs held together mechanically is known as ___________________?

A. closed pair
B. mechanical pair
C. open pair
D. rolling pair
E. none of the above

Hydraulic Mechanics Mcqs

Rectangular bar in a rectangular hole is the following type of pair__________________?

A. completely constrained motion
B. incompletely constrained motion
C. partially constrained motion
D. freely constrained motion
E. none of the above

A slider crank chain consists of following numbers of turning and sliding pairs_________________?

A. 2, 2
B. I, 3
C. 3, 1
D. 4, 0
E. 0, 4

the chain is unconstrained when_____________?

A. L.H.S. > R.H.S
B. L.H.S. = R.H.S
C. L.H.S. < R.H.S
D. there is no such criterion for checking above requirement
E. none of the above

The tendency of a body to resist change from rest or motion is known as_______________?

A. friction
B. mass
C. inertia
D. resisting force
E. resisting torque

The advantage of the piston valve over D-slide valve is that in the former case____________________?

A. power absorbed is less
B. wear is less
C. both wear and power absorbed are low
D. the pressure developed being high provides tight sealing
E. there is overall economy of initial cost, maintenance and operation

With single Hooke’s joint it is possible to connect two shafts, the axes of which have an angular misalignment up to ________________?

A. 20°
B. 10°
C. 30°
D. 40°
E. 60°

The Klein’s method of construction for reciprocating engine mechanism _______________?

A. enables determination of Corioli’s component
B. is a simplified form of instantaneous center method
C. utilizes a quadrilateral similar to the diagram of mechanism for reciprocating engine
D. is based on acceleration diagram
E. none of the above

It is required to connect two parallel shafts, the distance between whose axes is small and variable. The shafts are coupled by_______________?

A. knuckle joint
B. universal joint
C. Oldham’s coupling
D. flexible coupling
E. electromagnetic coupling

In elliptical trammels_________________?

A. three pairs turning and one pair sliding
B. all four pairs are turning
C. two pairs turning and two pairs sliding
D. one pair turning and three pairs sliding
E. all four pairs sliding

The Hooke’s joint consists of ____________________?

A. two forks
B. three forks
C. one fork
D. four forks
E. five forks

The e.g. of a link in any mechanism would experience_________________?

A. linear acceleration
B. no acceleration
C. angular acceleration
D. both angular and linear accelerations
E. none of the above

Flexible coupling is used because _____________________?

A. it transmits shocks gradually
B. it is easy to engage and disengage
C. it is easy to disassemble
D. it prevents shock transmission and eliminates stress reversals
E. it increases shaft life

The type of coupling used to join two shafts whose axes are neither in same straight line nor parallel, but intersect is______________________?

A. chain coupling
B. universal coupling
C. flexible coupling
D. Oldham’s coupling
E. American coupling

the chain is constrained when_________________?

A. L.H.S. = R.H.S.
B. there is no such criterion for checking above requirement
D. L.H.S. R.H.S.
E. none of the above

In automobiles the power is transmitted from gear box to differential through _________________?

A. universal joint
B. bevel gear
C. Hooke’s joint
D. Knuckle joint
E. Oldham’s coupling

The Ackermann steering mechanism is preferred to the Davis type in automobiles because____________________?

A. the former is most economical
B. the former is having turning pair
C. the former is mathematically accurate
D. the former is most rigid
E. none of the above

When a ship travels in a sea, which of the effect is more dangerous___________________?

A. rolling
B. pitching
C. steering
D. all of the above
E. none of the above

In gramophones for adjusting the speed of the turntable, the following type of governor is commonly employed_______________?

A. Wilson Hartnell governor
B. Hartung governor
C. Pickering governor
D. Inertia governor
E. none of the above

Production Technology Mcqs

Crowning on pulleys helps__________________?

A. in decreasing the slip of the belt
B. in increasing velocity ratio
C. for automatic adjustment of belt posi-tion so that belt runs centrally
D. increase belt and pulley life
E. none of the above

In multi-V-belt transmission, if one of the belt is broken, we have to change the_________________?

A. broken belt and its adjacent belts
B. broken belt
C. all the belts
D. there is no need of changing any one as remaining belts can take care of transmission of load
E. all the weak belts

The indicator using Watt mechanism is known as________________?

A. Simplex indicator
B. Richard indicator
C. Thompson indicator
D. Thomson indicator
E. none of the above

Transmission of power from the engine to the rear axle of an automobile is by means of___________________?

A. crown gear
B. worm and wheel method
C. Hooke’s joint
D. compound gears
E. bevel gears

In an ideal machine, the output as compared to input is_______________?

A. more
B. less
C. equal
D. may be less or more depending on efficiency
E. always less

For fluctuating loads, welsuited bearing is_________________?

A. roller bearing
B. ball bearing
C. needle roller bearing
D. thrust bearing
E. sleeve bearing

Governor is used in automobile to_______________?

A. to control
B. decrease the variation of speed
C. to control SN
D. all of the above
E. none of the above

Idler pulley is used___________________?

A. for increasing -velocity ratio
B. for applying tension
C. for changing the direction of motion of the belt
D. all of the above
E. none of the above

The moment on the pulley which produces rotation is called ___________________?

A. momentum
B. inertia
C. moment of momentum
D. work
E. torque

T Jie horse power transmitted by a belt is dependent upon _________________?

A. tension on tight side of belt
B. tension on slack side of belt
C. speed of pulley
D. radius of pulley
E. all of the above

Creep in belt drive is due to____________________?

A. material of the belt
B. material of the pulley
C. larger size of the driver pulley
D. uneven extensions and contractions due to varying tension
E. expansion of belt

Theory Of Machines MCQs – Latest Competitive Mechanical Engineering MCQs

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