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  • Question

  • 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

  • Correct Answer
  • Correct 

    • Engineering Mechanics problems

    Search Results

    • 1. A smooth cylinder lying on a __________ is in neutral equilibrium.

    • Options
    • A. curved surface
    • B. convex surface
    • C. horizontal surface
      • Discuss
    • 2. 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
    • 3. The rate of change of displacement of a body is called

    • Options
    • A. velocity
    • B. acceleration
    • C. momentum
    • D. none of these
      • Discuss
    • 4. In the shown figure, the tension (T) in the string will be

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

    • Options
    • A. Correct
    • B. Incorrect
      • Discuss
    • 6. 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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