AKTU Engineering Mechanics · Important Questions 2026Source: ryzenstudy.com PYQs
BCE301 Engineering Mechanics Important Questions 2026 (AKTU)
Repeat analysis + most-asked questions, unit-wise
What we did: built from all 3 AKTU Engineering Mechanics papers (2021-22–2023-24): 69 questions grouped into 56 distinct questions, 8 of which were asked in more than one paper.
- of marks were repeat questions
- —
- of marks were repeat questions
- questions asked in 2+ papers
- 8
- questions asked in 2+ papers
- papers analysed (2021-22–2023-24)
- 3
- papers analysed (2021-22–2023-24)
- units, mapped to current syllabus
- 5
- units, mapped to current syllabus
How much of the paper repeats?
- Not enough papers yet to measure this for this subject.
Across 10 subjects and 23 papers we tested, 43% of marks repeated earlier questions on average.
1.Unit-wise most-asked questions
Ranked by how many papers asked them, then by how recently. Click a paper to open it.
Unit 1: Friction
23% of past marks| Question | Asked |
|---|---|
| Write the types of force system. | Asked 3× |
| A ladder 5 m long rests on horizontal ground and leans against a smooth vertical wall at an angle of 70° with the horizontal. The weight of the ladder is 900 N and acts at its middle. The ladder is at the point of sliding when a man weighing 750 N stands 1.5 m from the bottom of the ladder. Calculate the coefficient of friction between the ladder and the floor. | Asked 2× |
| Describe the applications of systems of forces. What is a system of forces? 7 marks2023-24 Q2(a) | Asked 1× |
| Four forces of magnitude 10 kN, 15 kN, 20 kN and 40 kN are acting at a point as shown in the figure. The angles made by all these forces are shown in the figure. Find the resultant and the direction of the resultant. (see original paper) 7 marks2023-24 Q3(a) | Asked 1× |
Unit 2:
22% of past marks| Question | Asked |
|---|---|
| Find the moment of inertia of the area shown in the figure about edge AB. Describe the assumptions and analysis of a plane truss. (see original paper) | Asked 3× |
| Find the centroid of the area of a circular section and also find the centroid of circles. 7 marks2023-24 Q4(a) | Asked 1× |
| Derive an expression for the mass moment of inertia of a solid cylinder about its longitudinal axis and its centroidal axes. 7 marks2023-24 Q4(b) | Asked 1× |
| How will you find the coordinates of the centroid of an area? 2 marks2023-24 Q1(c) | Asked 1× |
Unit 3:
16% of past marks| Question | Asked |
|---|---|
| Find the forces in all the members of the truss shown in the figure. (see original paper) | Asked 3× |
| Determine the reactions at A and B of the overhanging beam shown in the figure. (see original paper) | Asked 2× |
| Write down the equations for the equilibrium of a body in three dimensions. 2 marks2023-24 Q1(e) | Asked 1× |
| Define perfect frame and redundant frame. 2 marks2022-23 Q1(e) | Asked 1× |
Unit 4:
17% of past marks| Question | Asked |
|---|---|
| The acceleration of a ship moving along a straight course varies directly as the square of its speed. If the speed drops from 3 m/s to 1.5 m/s in one minute, find the distance moved in this period. | Asked 2× |
| Derive the equations of motion for a body moving in a straight line by the method of integration. 7 marks2023-24 Q2(d) | Asked 1× |
| State the law of conservation of energy. 2 marks2023-24 Q1(f) | Asked 1× |
| For a short time, the path of a plane in the figure is described by y = 0.001x² m. If the plane is rising with a constant upward velocity of 10 m/s, determine the magnitudes of the velocity and acceleration of the plane when it reaches an altitude of y = 100 m. 10 marks2022-23 Q2(d) | Asked 1× |
Unit 5:
22% of past marks| Question | Asked |
|---|---|
| In a reciprocating pump, the lengths of the connecting rod and crank are 1125 mm and 250 mm respectively. The crank is rotating at 420 r.p.m. Find the velocity with which the piston will move when the crank has turned through an angle of 40° from the inner dead centre. | Asked 2× |
| Write down D'Alembert's Principle. | Asked 2× |
| Determine the expressions for θ and the tension in the spring which correspond to the equilibrium position of the spring. The unstretched length of the spring is h and the constant of the spring is k. Neglect the weight of the mechanism. Use the virtual work method. (see original paper) 7 marks2023-24 Q2(e) | Asked 1× |
| A wheel rotating at 300 rpm attains a speed of 180 rpm after 20 seconds. Determine the acceleration of the flywheel, assuming it to be uniform. Also determine the time taken to come to rest from a speed of 300 rpm if the acceleration remains the same, and the number of revolutions made during this time. 7 marks2023-24 Q6(b) | Asked 1× |
2.Topic weightage: which topics carry the marks
Blue = Tier 1 + Tier 2 (topics that carried ~80% of past marks). Grey = the rest. It shows where marks have gone, not a promise of what comes next.
MOI of standard and composite sections · U2
11.2% (cum 11%)
System of forces and resultant · U1
7.8% (cum 19%)
Trusses: method of joints · U3
7.7% (cum 27%)
Rectilinear motion · U4
6.1% (cum 33%)
Virtual work · U5
5.5% (cum 38%)
Work, energy and power · U4
5.2% (cum 44%)
Mass moment of inertia · U2
4.7% (cum 48%)
Rigid body rotation · U5
4.2% (cum 52%)
Equilibrium of coplanar systems · U1
4.2% (cum 57%)
Beam support reactions · U3
4.1% (cum 61%)
Types and laws of friction · U1
3.9% (cum 65%)
Plane curvilinear motion · U4
3.7% (cum 68%)
Work-energy for rigid bodies · U5
3.6% (cum 72%)
Motion of bodies with friction · U1
3.4% (cum 75%)
Instantaneous centre of rotation · U5
3.4% (cum 79%)
D'Alembert's principle · U5
3.1% (cum 82%)
Centroid from first principle · U2
2.8% (cum 85%)
Centre of gravity · U2
2.5% (cum 87%)
Shear force and bending moment · U3
2.5% (cum 90%)
Kinetics of rigid bodies basics · U5
2.4% (cum 92%)
Wedge and screw jack · U1
1.8% (cum 94%)
Rigid body equilibrium · U1
1.7% (cum 96%)
Impact · U4
1.6% (cum 97%)
Equilibrium in three dimensions · U3
1% (cum 98%)
Area moment of inertia · U2
0.6% (cum 99%)
Zero force members · U3
0.6% (cum 99%)
Impulse and momentum · U4
0.6% (cum 100%)
| Topic | Papers | Share |
|---|---|---|
| MOI of standard and composite sections · Unit 2 · Tier 1 | 3/3 | 11.2% |
| System of forces and resultant · Unit 1 · Tier 1 | 3/3 | 7.8% |
| Trusses: method of joints · Unit 3 · Tier 1 | 3/3 | 7.7% |
| Rectilinear motion · Unit 4 · Tier 1 | 2/3 | 6.1% |
| Virtual work · Unit 5 · Tier 1 | 2/3 | 5.5% |
| Work, energy and power · Unit 4 · Tier 1 | 3/3 | 5.2% |
| Mass moment of inertia · Unit 2 · Tier 1 | 2/3 | 4.7% |
| Rigid body rotation · Unit 5 · Tier 1 | 3/3 | 4.2% |
| Equilibrium of coplanar systems · Unit 1 · Tier 2 | 2/3 | 4.2% |
| Beam support reactions · Unit 3 · Tier 2 | 3/3 | 4.1% |
| Types and laws of friction · Unit 1 · Tier 2 | 2/3 | 3.9% |
| Plane curvilinear motion · Unit 4 · Tier 2 | 2/3 | 3.7% |
| Work-energy for rigid bodies · Unit 5 · Tier 2 | 2/3 | 3.6% |
| Motion of bodies with friction · Unit 1 · Tier 2 | 2/3 | 3.4% |
| Instantaneous centre of rotation · Unit 5 · Tier 2 | 2/3 | 3.4% |
| D'Alembert's principle · Unit 5 · Tier 2 | 2/3 | 3.1% |
| Centroid from first principle · Unit 2 · Tier 3 | 1/3 | 2.8% |
| Centre of gravity · Unit 2 · Tier 3 | 1/3 | 2.5% |
| Shear force and bending moment · Unit 3 · Tier 3 | 1/3 | 2.5% |
| Kinetics of rigid bodies basics · Unit 5 · Tier 3 | 2/3 | 2.4% |
| Wedge and screw jack · Unit 1 · Tier 3 | 1/3 | 1.8% |
| Rigid body equilibrium · Unit 1 · Tier 3 | 2/3 | 1.7% |
| Impact · Unit 4 · Tier 3 | 1/3 | 1.6% |
| Equilibrium in three dimensions · Unit 3 · Tier 3 | 1/3 | 1% |
| Area moment of inertia · Unit 2 · Tier 3 | 1/3 | 0.6% |
| Zero force members · Unit 3 · Tier 3 | 1/3 | 0.6% |
| Impulse and momentum · Unit 4 · Tier 3 | 1/3 | 0.6% |
3.Paper pattern (2023-24)
| Section | Questions | Rule |
|---|---|---|
| A | 7 × 2 marks | Attempt all |
| B | 4 × 7 marks | Attempt any 3 |
| C | 10 × 7 marks | Attempt any 1 |
4.In the syllabus, never asked yet
Low priority, but read them once — a new paper can always start here.
- Moments and couples · U1
- Free body diagrams · U1
- Centroid of composite sections · U2
- Theorems of moment of inertia · U2
- Trusses: method of sections · U3
- Point load and UDL on beams · U3
- Potential energy · U4
- Types of rigid body motion · U5
5.Study order
- 1MOI of standard and composite sections (Unit 2, Tier 1)
- 2System of forces and resultant (Unit 1, Tier 1)
- 3Trusses: method of joints (Unit 3, Tier 1)
- 4Rectilinear motion (Unit 4, Tier 1)
- 5Virtual work (Unit 5, Tier 1)
- 6Work, energy and power (Unit 4, Tier 1)
- 7Mass moment of inertia (Unit 2, Tier 1)
- 8Rigid body rotation (Unit 5, Tier 1)
- 9Equilibrium of coplanar systems (Unit 1, Tier 2)
- 10Beam support reactions (Unit 3, Tier 2)
- 11Types and laws of friction (Unit 1, Tier 2)
- 12Plane curvilinear motion (Unit 4, Tier 2)
- 13Work-energy for rigid bodies (Unit 5, Tier 2)
- 14Motion of bodies with friction (Unit 1, Tier 2)
- 15Instantaneous centre of rotation (Unit 5, Tier 2)
- 16D'Alembert's principle (Unit 5, Tier 2)
FAQ
Which units of BCE301 carry the most marks?
Unit 1 (Friction, 23% of past marks) and Unit 5 (, 22% of past marks).
Do AKTU Engineering Mechanics questions repeat?
8 questions have appeared in more than one of the 3 papers so far. There are not enough papers yet to measure the repeat share reliably.
How is this list made?
Every question from the 3 papers (2021-22–2023-24) was mapped to the current AKTU syllabus and grouped with the same question from other years. Questions are ranked by how many papers they appeared in, then by how recently.
Study this subject
Note: this is based on past AKTU papers, not a guarantee. Questions are mapped to the current syllabus; topics that are no longer in the syllabus are left out.