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  • Question

  • The rate of change of displacement of a body is called


  • Options
  • A. velocity
  • B. acceleration
  • C. momentum
  • D. none of these

  • Correct Answer
  • velocity 

    • Engineering Mechanics problems

    Search Results

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

    • Options
    • A.
    • B.
    • C.
    • D.
      • Discuss
    • 2. Energy may be defined as the capacity of doing work.

    • Options
    • A. Correct
    • B. Incorrect
      • Discuss
    • 3. The periodic time of one oscillation for a simple pendulum is(where l = Length of the pendulum.)

    • Options
    • A.
    • B.
    • C.
    • D.
      • Discuss
    • 4. The rate of change of momentum is directly proportional to the impressed force, and takes place in the same direction in which the force acts. This statement is known as

    • Options
    • A. Newton's first law of motion
    • B. Newton's second law of motion
    • C. Newton's third law of motion
    • D. none of these
      • Discuss
    • 5. If a number of forces acting at a point be represented in magnitude and direction by the three sides of a triangle, taken in order, then the forces are not in equilibrium.

    • Options
    • A. Agree
    • B. Disagree
      • Discuss
    • 6. 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
    • 7. A smooth cylinder lying on a __________ is in neutral equilibrium.

    • Options
    • A. curved surface
    • B. convex surface
    • C. horizontal surface
      • Discuss
    • 8. 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
    • 9. 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
    • 10. 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

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