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Engineering Mechanics problems

  • 1. In the shown figure, the tension (T) in the string will be
    Mechanical Engineering Engineering Mechanics: In the shown figure, the tension (T) in the string will be

  • Options
  • A.
  • B.
  • C.
  • D.
    • Discuss
  • 2. The rate of change of displacement of a body is called

  • Options
  • A. velocity
  • B. acceleration
  • C. momentum
  • D. none of these
    • Discuss
  • 3. If the body falls freely under gravity, then the gravitational acceleration is taken as

  • Options
  • A. +8.9 m/s2
  • B. -8.9 m/s2
  • C. +9.8 m/s2
  • D. -9.8 m/s2
    • Discuss
  • 4. A smooth cylinder lying on a __________ is in neutral equilibrium.

  • Options
  • A. curved surface
  • B. convex surface
  • C. horizontal surface
    • Discuss
  • 5. The radius of gyration is the distance where the whole mass (or area) of a body is assumed to be concentrated.

  • Options
  • A. Correct
  • B. Incorrect
    • Discuss
  • 6. A framed structure, as shown in the below figure, is a
    Mechanical Engineering Engineering Mechanics: A framed structure, as shown in the below figure, is a

  • Options
  • A. perfect frame
  • B. deficient frame
  • C. redundant frame
  • D. none of the above
    • Discuss
  • 7. The velocity of a particle (v) moving with simple harmonic motion, at any instant is given by(where r = Amplitude of motion, and y = Displacement of the particle from mean position.)

  • Options
  • A.
  • B.
  • C.
  • D.
    • Discuss
  • 8. The static friction

  • Options
  • A. bears a constant ratio to the normal reaction between the two surfaces
  • B. is independent of the area of contact, between the two surfaces
  • C. always acts in a direction, opposite to that in which the body tends to move
  • D. all of the above
    • Discuss
  • 9. A couple produces

  • Options
  • A. translatory motion
  • B. rotational motion
  • C. combined translatory and rotational motion
  • D. none of the above
    • Discuss
  • 10. The total energy possessed by a system of moving bodies

  • Options
  • A. is constant at every instant
  • B. varies from point to point
  • C. is maximum in the start and minimum at the end
  • D. is minimum in the start and maximum at the end
    • Discuss

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