Free body diagram is an____________________?

Related Mcqs:

1. Williot-Mohr diagram is used to determine deflection in__________________?

   A. trusses only
   B. beam only
   C. rigid frames only
   D. any type of structure

2. The number of funicular polygons which can be drawn to pass through two specified points in the space diagram are__________________?

   A. zero
   B. 1
   C. 2
   D. infinity

3. The diagram showing the point of application and line of action of forces in their plane is called____________________?

   A. vector diagram
   B. space diagram
   C. force diagram
   D. funicular diagram

4. 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____________________?

   A. never meet
   B. meet after 1 sec
   C. meet after 5 sec
   D. meet after 10 sec

5. When a body slides down an inclined surface, the acceleration of the body is given by__________________?

   A. g
   B. gsinG
   C. g cos 6
   D. g tan 6

   where ‘g’ is acceleration due to gravity and 9 is the angle of inclination of surface with the horizontal

6. 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

7. When a circular wheel rolls on a straight track, then the shape of body centrode and space centrode respectively are________________?

   A. straight line and parabola
   B. straight line and circle
   C. circle and straight line
   D. circle and parabola

8. If a body is lying on a plane whose inclination with the horizontal is less than the angle of friction, then___________________?

   1) a force is required to move the body upwards
   2) a force is required to move the body downward
   3) the body will not be in equilibrium
   The correct answer is?

   A. only (1)
   B. only (2)
   C. both (1) and (2)
   D. both (1) and (3)

9. A sphere and a cylinder having the same mass and radii start from rest and roll down the same inclined plane. Which body gets to the bottom first ?

   A. sphere with greater rotational energy at bottom than cylinder
   B. sphere with lesser rotational energy at bottom than cylinder
   C. cylinder with greater rotational energy at bottom than sphere
   D. both reach the bottom simultaneously with equal rotational energy at bottom

10. A rigid body is in a stable equilibrium if the application of any force__________________?

    A. can raise the CG of the body but can not lower it
    B. tends to lower the CG of the body
    C. neither raises nor lowers the CG of the body
    D. none of above