B.TechSemester 32022-23Engineering MechanicsKCE-301
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Engineering Mechanics (KCE-301) - AKTU Question Paper 2022-23

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 2022-23. 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:2022-23
University:AKTU / UPTU

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Questions Asked in 2022-23

Engineering Mechanics (KCE-301) — complete question paper

Section AAttempt all questions in brief. 2 x 10 = 20
  • a
    What are the equation of equilibrium for a body in 2D space fo r concurrent and non-concurrent force system?
  • b
    What is meant by coefficient of static and kinetic friction? C omment on the value of static and kinetic friction
  • c
    Explain the term radius of gyration
  • d
    Define center of percussion
  • e
    Define Perfect frameand Redundant frame
  • f
    Find out the zero force member in the given figure
  • g
    Differentiate between impulse and force
  • h
    Write a short note on Kinematics and Kinetics (i) Write down D’Alembert’s Principle (j) Differentiate between stable and unstable equilibrium
Section BAttempt any three of the following: 10 x 3 = 30
  • a
    Homogeneous cylinder of weight W rests on a horizontal floor in contact with a wall. If the coefficient of fric tion for all contact surfaces b e µ, determine the couple M acting on the cylinder, which will start counter clockwise rotation
  • b
    Derive an equation for moment o f inertia of Right circular cone about its Z axis
  • c
    Determine the reaction and the forces in member AB, AE &CD of a simpl e triangle truss supporting two loads as shown in fig
  • d
    For a short time, the path of the plane in Fig. is described b y 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 ac celeration of the plane when i t reaches an altitude of y = 100m
  • e
    State and prove work energy principle. A beam AB of span 8 metres is carrying a point load of 4 KN at a distance 3 metres from A and 10 KN at distance of 5 metres from A. Deter mine the beam reactions, by using the principle of the virtual work
Section CAttempt any one part of the following: 10 x 1 = 10
  • a
    A ladder 5m long rests on a horizontal ground and leans aga inst a smooth vertical wall at an angle 70° wi th the horizontal. The weight o f the ladder is 900N and acts at its middle. The ladder is at the point of slid ing, when a man weighing 750N stands 1.5m from th e bottom of the ladder. Calcul ate coefficient of friction between the ladder and the floor
  • b
    How do you classify the force system?Three wires exert the tensions indicated on the ring in fig. Assuming a concurrent system, determine the force in a single wire will replace three wires
  • a
    A truss is shown in fig. Find forces in the members AE, AB, BC &CDof the truss and indicate whether it is tension or compression
  • b
    Determine the reactions at A and B of the overhanging beam as shown in fig
  • a
    In a reciprocating pump, the lengths of connecting rod and crank is 1125 mm and 250 mm respectively. The crank is rotating at 420 r.p.m. Fi nd the velocity with which the piston will move, when the crank has turned through an angle of 40° from the inner dead centre
  • b
    An army truck of mass 5 tonnes has tractive resistance of 1 50 N/t. Find the power required to propel the truck at a uniform speed of 36 km. p.h. (a) up an incline of 1 in 100 ; (b) on a level track ; and (c) down an incline of 1 in 100
  • a
    Determine the moment of inertia Ix of the shaded area about t h e x a x i s
  • b
    Determine the moment of inertia of a circular section of r adius R about centroidal x, y and z axis
  • a
    In a pile driving equipment a ram of 800 kg mass is release d from rest 2.5m above the top of a pile 2000 kg mass. The ram rebounds to a hei ght of 0.15 m after hitting the pile.Calculate
  • 1
    the velocity of pile after the impact
  • 2
    the coefficient of restitution
  • 3
    the percentage of energy loss due to impact
  • b
    A particle starts with vel ocity u and the acceleration-velo city relationship is prescribed as a= -kv where k is a constant. Set up an expressio n that prescribes the displacement time relation for the particle

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.

Repeated Questions — KCE-301

Questions that appeared in more than one session, found by comparing 2 years of Engineering Mechanics papers (2021-22, 2022-23)

2x

Derive an equation for moment o f inertia of Right circular cone about its Z axis

Appeared in: 2021-22 · 2022-23

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