CUET-PG SERIES Mechanical-engineering
Theory Of Machines And Design
14 previous year questions.
Volume: 14 Ques
Yield: Medium
High-Yield Trend
3
2026 4
2025 7
2024 Chapter Questions 14 MCQs
01
PYQ 2024
medium
mechanical-engineering ID: cuet-pg-
Three identical gears A B and C are used in power transmission. Gear A and C are input and output gears Gear B is an idler gear connecting A and C. The gear which is subjected to reversed nature of stress is
1
A
2
B
3
C
4
A and C
02
PYQ 2024
medium
mechanical-engineering ID: cuet-pg-
The type of brake in which frictional force assists in applying the brakes is termed as
1
Partially self-energising
2
Self-locking
3
Self-backing
4
Self-acting
03
PYQ 2024
medium
mechanical-engineering ID: cuet-pg-
An aeroplane is making a left turn as viewed by an observer from the rear of the plane The engine rotor of the plane are running in clockwise sense when viewed from the rear side The gyroscopic effects tend to
1
lift the nose of aeroplane
2
dip the nose of aeroplane
3
lift the tail of aeroplane
4
have no effect on aeroplane
04
PYQ 2024
medium
mechanical-engineering ID: cuet-pg-
Given below are two statements:
Statement (I): Flywheels are used to control the fluctuations in speed of machines arising from external sources.
Statement (II): Governors are used to control the fluctuations in speed of machines arising from internal sources.
In light of the above statements, choose the most appropriate answer from the options given below.
Statement (I): Flywheels are used to control the fluctuations in speed of machines arising from external sources.
Statement (II): Governors are used to control the fluctuations in speed of machines arising from internal sources.
In light of the above statements, choose the most appropriate answer from the options given below.
1
Both Statement I and Statement II are correct
2
Both Statement I and Statement II are incorrect
3
Statement I is correct but Statement II is incorrect
4
Statement I is incorrect but Statement II is correct
05
PYQ 2024
medium
mechanical-engineering ID: cuet-pg-
Match List I with List II:
Choose the correct answer from the options given below:
| LIST I | LIST II |
| A. Involute Gear | I. Variable Pressure Angle |
| B. Cycloidal Gear | II. Constant Pressure Angle |
| C. Gyroscope | III. Sensitivity |
| D. Governor | IV. Stability |
1
A - I, B - II, C - III, D - IV
2
A- II, B- I, C- III, D- IV
3
A- I, B- II, C- IV, D- III
4
A- II, B- I, C- IV, D- III
06
PYQ 2024
medium
mechanical-engineering ID: cuet-pg-
The instantaneous centre of a sliding body moving on a stationary curved surface lies at
1
infinity
2
centre of curvature of curved surface
3
at tangent to the curved surface
4
at point of contact
07
PYQ 2024
medium
mechanical-engineering ID: cuet-pg-
Match List I with List II:
| LIST I Mechanical Drive | LIST II Function |
|---|---|
| A. Cams | I. Lock a mechanism when it is holding a load. |
| B. Gears | II. Movement of one part relative to another with minimum friction and maximum accuracy. |
| C. Ratchets | III. Imparts a reciprocating or oscillatory motion to another body in contact. |
| D. Bearings | IV. Transmission of rotary motion between parallel and inclined shafts. |
Choose the correct answer from the options given below:
1
(A)- (II), (B)- (III), (C)- (IV), (D)- (I)
2
(A)- (II), (B)- (III), (C)- (I), (D)- (IV)
3
(A)- (I), (B)- (II), (C)- (IV), (D)- (III)
4
(A)- (III), (B)- (IV), (C)- (I), (D)- (II)
08
PYQ 2025
medium
mechanical-engineering ID: cuet-pg-
A slider sliding at 15 m/s on a link which is rotating at 30 r.p.m, is subjected to Coriolis acceleration of magnitude
1
2
30 m/s
3
4
40 m/s
09
PYQ 2025
medium
mechanical-engineering ID: cuet-pg-
A vertical double-acting steam engine develops 75 kW at 250 r.p.m. The maximum fluctuation of energy is 30 percent of the work done per stroke. The maximum and minimum speeds are not to vary more than 1 percent on either side of the mean speed. What is the approximate mass of the flywheel required? If the radius of gyration is 0.6 m.
1
347 kg
2
447 kg
3
547 kg
4
647 kg
10
PYQ 2025
medium
mechanical-engineering ID: cuet-pg-
The height of a Watt's governor is expressed as
1
2
3
4
11
PYQ 2025
medium
mechanical-engineering ID: cuet-pg-
The critical speed of a rotating shaft depends upon
1
mass
2
stiffness
3
mass and stiffness
4
mass, stiffness and eccentricity
12
PYQ 2026
medium
mechanical-engineering ID: cuet-pg-
When a ball mill rotates at a speed higher than the critical speed, what happens to its efficiency?
1
It increases continuously
2
It remains constant
3
It decreases
4
It becomes maximum
13
PYQ 2026
medium
mechanical-engineering ID: cuet-pg-
Forces whose line of action passes through a common point are known as what?
1
Parallel Forces
2
Coplanar Forces
3
Concurrent Forces
4
Collinear Forces
14
PYQ 2026
medium
mechanical-engineering ID: cuet-pg-
Which of the following is a coarse crusher used in mechanical operations?
1
Ball Mill
2
Jaw Crusher
3
Hammer Mill
4
Fluid Energy Mill