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Civil Engineering

Applied Mechanics And Graphic Statics MCQs

Practice Applied Mechanics And Graphic Statics MCQs for competitive exams.

Applied Mechanics And Graphic Statics MCQs

Practice questions from this topic.

A symmetrical body is rotating about its axis of symmetry, its moment of inertia about the axis of rotation being 1 kg-m 2 and its rate of rotation 2 rev/sec. The angular momentum of the body in kg-m 2 /sec is

  1. A. 1.257
  2. B. 12.57
  3. C. 13.57
  4. D. 1.357
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Angular acceleration of a particle may be expressed as

  1. A. Radians/sec 2
  2. B. Degrees/sec 2
  3. C. Revolutions/sec
  4. D. All the above
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The total kinetic energy of a hoop of mass 2 kg and radius 4 m sliding with linear velocity 8 m/sec and angular velocity 5 radian/sec is

  1. A. 64 J
  2. B. 400 J
  3. C. 464 J
  4. D. 89 J
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A projectile is fired at an angle ‘θ’ to the vertical. Its horizontal range will be maximum when ‘θ’ is

  1. A. 0°
  2. B. 30°
  3. C. 45°
  4. D. 90°
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A smooth cylinder lying on its convex surface remains

  1. A. In stable equilibrium
  2. B. In unstable equilibrium
  3. C. In neutral equilibrium
  4. D. Out of equilibrium
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A body is dropped from a height of 100 m and at the same time another body is projected vertically upward with a velocity of 10 m/sec. The two particles will

  1. A. Never meet
  2. B. Meet after 1 sec
  3. C. Meet after 5 sec
  4. D. Meet after 10 sec
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A solid cylinder of mass M and radius R rolls down an inclined plane without slipping. The acceleration of center of mass of rolling cylinder is (where ‘$${text{g}}$$’ is acceleration due to gravity and $$theta $$ is inclination of plane with horizontal.)

  1. A. $$frac{1}{3}{text{g}}sin theta $$
  2. B. $$frac{2}{3}{text{g}}cos theta $$
  3. C. $$frac{2}{3}{text{g}}sin theta $$
  4. D. $${text{g}}sin theta $$
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The velocity ratio of the differential wheel and axle is

  1. A. $$frac{{text{R}}}{{{{text{r}}_1} - {{text{r}}_2}}}$$
  2. B. $$frac{{2{text{R}}}}{{{{text{r}}_1}}}$$
  3. C. $$frac{{3{text{R}}}}{{{{text{r}}_1} - {{text{r}}_2}}}$$
  4. D. $$frac{{2{text{R}}}}{{{{text{r}}_1} + {{text{r}}_2}}}$$
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Two balls of masses 3 kg and 6 kg are moving with velocities of 4 m/sec and 1 m/sec respectively, towards each other along the line of their centers. After impact the 3 kg ball comes to rest. This can happen only if the coefficient of restitution between the balls is

  1. A. $$frac{2}{3}$$
  2. B. $$frac{1}{5}$$
  3. C. $$frac{3}{5}$$
  4. D. $$frac{1}{3}$$
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A satellite is said to move in a synchronous orbit if it moves at an altitude of 36,000 km with a maximum velocity of about

  1. A. 7000 km per hour
  2. B. 8000 km per hour
  3. C. 9000 km per hour
  4. D. 11,000 km per hour
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Two forces of 6 Newtons and 8 Newtons which are acting at right angles to each other, will have a resultant of

  1. A. 5 Newtons
  2. B. 8 Newtons
  3. C. 10 Newtons
  4. D. 12 Newtons
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The moment of inertia of the shaded portion of the area shown in below figure about the X-axis, is

  1. A. 229.34 cm 4
  2. B. 329.34 cm 4
  3. C. 429.34 cm 4
  4. D. 529.34 cm 4
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