# Applied Mechanics and Graphic Statics

• ## A ball is dropped from a height of 2.25 m on a smooth floor and rises to a height of 1.00 m after the bounce. The coefficient of restitution between the ball and the floor is_____.

• A. 0.33
• B. 0.44
• C. 0.57
• D. 0.67
Explanation:

No answer description available for this question.

• ## The torque produced by a force depends on i. the magnitude of the forceii. the direction of the forceiii. the point of application of the force relative to origin The correct answer is

• A. only (i)
• B. both (i) and (ii)
• C. both (i) and (iii)
• D. all (i), (ii) and (iii)
Explanation:

No answer description available for this question.

• ## The moment of inertia of a triangular section (base b, height h) about centroidal axis parallel to the base, is_____.

• A. b³h/12
• B. bh³/3
• C. bh³/36
• D. bh³/2
Explanation:

No answer description available for this question.

• ## A block of weight 50 kg is placed on a horizontal plane. When a horizontal force of 18 kg is applied, the block is just on the point of motion. The angle of friction is_____.

• A. 17° 48′
• B. 18° 48′
• C. 19° 48′
• D. 20° 48′
Explanation:

No answer description available for this question.

• ## A marble ball is rolled on a smooth floor of a room to hit a wall. If the time taken by the ball in returning to the point of projection is twice the time taken in reaching the wall, the coefficient of restitution between the ball and the wall, is_____.

• A. 0.25
• B. 0.50
• C. 0.75
• D. 1.0
Explanation:

No answer description available for this question.

• ## In simple harmonic motion, acceleration of a particle is proportional to_____.

• A. Rate of change of velocity
• B. Displacement
• C. Velocity
• D. Direction
Explanation:

No answer description available for this question.

• ## Select the correct statement_____.

• A. The body centrode rolls on the space centrode
• B. The space centrode rolls on the body centrode
• C. Both body and space centrodes may role on each other
• D. The body centrode never touches space centrode
Explanation:

No answer description available for this question.

• ## A symmetrical body is rotating about its axis of symmetry, its moment of inertia about the axis of rotation being 2 kg -m2 and its rate of rotation 2 revolutions/see. The angular momentum of the body in kg-m2/sec is_____.

• A. 4
• B. 6 7i
• C. 8TC
• D. 8
Explanation:

No answer description available for this question.

• ## The point about which combined motion of rotation and translation of a rigid body takes place, is known as_____.

• A. Virtual centre
• B. Instantaneous centre
• C. Instantaneous axis
• D. Point of rotation
Explanation:

No answer description available for this question.

• ## In a simple harmonic motion, the position of equilibrium is always_____.

• A. Stable
• B. Unstable
• C. Neutral
• D. None of the above