Engineering Mechanics (BCE301) - AKTU Question Paper 2023-24
B.Tech · Semester 3 · Free PDF Download
This is the official AKTU Engineering Mechanics Previous Year Question Paper for B.Tech Semester 3, academic session 2023-24. Published by Dr. A.P.J. Abdul Kalam Technical University (AKTU/UPTU), Lucknow. Free PDF download — no login required.
Course:B.Tech
Semester:Semester 3
Session:2023-24
University:AKTU / UPTU
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Questions Asked in 2023-24
Engineering Mechanics (BCE301) — complete question paper · 70 marks · 3 Hours
Section AAttempt all q u e s t i o n s i n b r i e f . 2 x 7 = 1 4
- aGive the classifications of engineering mechanics. 2
- bWrite the types of force system. 2
- cHow will you find co-ordinate of centroid of an axes? 2
- dDetermine the mass moment of inertia of uniform density sphere of radius 5 cm its centroidal axes
- eWrite down the equations for the equilibrium of a body in thre e dimensions. 2
- fState the law of conservation of energy. 2
- gDefine virtual displacement. 2
Section BAttempt any three o f t h e f o l l o w i n g : 7 x 3 = 2 1
- aDescribe the applications of systems of forces. What is a sy stem of forces? 7
- bFind the moment of inertia of the area shown in figure about edge AB. Describe the assumptions and analysis of plane truss. 7
- dDerive the equation of motion of motion for a body moving in a straight line by method of integration
- eDetermine the expressions for θ and the tension in the sprin g 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, By virtual work method
Section CAttempt any one p a r t o f t h e f o l l o w i n g : 7 x 1 = 7
- aFour forces of magnitude 10 kN , 15 kN, 20 kN and 40 kN are acting at a point as shown in fig. The angles made by all these forces shown in fig. Find the resultant and direction of the resultant
- bDefine wedge. And discuss a bout the equilibrium of body placed on wedge. 7
- aFind out the centroid of area of a circular section and also find the centroid of circles
- bDerive an expression for mass moment of inertia of solid cyl inder about its longitudinal axis and its centroidal axes
- aFind the forces in all the me mbers of the truss shown in figure
- bDetermine the reactions at A and B of the over-hanging beam shown in fig
- aAcceleration of ship moving along a straight curve varies di rectly as the square of its speed. If the speed drops from 3 m/sec. to 1.5 m/sec. in one minute. Find the distance moved in this period
- bA wheel is rotating at 300 rpm attains a speed of 180 rpm af ter 20 seconds. Determine the acceleration of the flywheel assuming it to be in form. Also determine the time taken to come to rest from a speed of 300 rp m if the acceleration remains the same and number of revolutions made during this time
- aDiscuss various terminologies related to kinetics of rigid body. 7
- bThe speed of a flywheel rotating at 200 rpm is uniformly inc reased to 300 rpm in 5 seconds. Determine the work done by the driving torque and th e increase in kinetic energy during this time. Take mass of the flywheel as 25 kg and its radius of gyration as 20 rpm
Question text is extracted from the official AKTU question paper PDF above. Hindi translations are omitted — every question is printed in English in the original paper. Last verified: 2026-08-23.
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