When a ship travels in a sea, which of the effect is more dangerous___________________?

Related Mcqs:

1. Which of the following disciplines provides study of inertia forces arising from the combined effect of the mass and the motion of the parts_______________?

   A. theory of machines
   B. applied mechanics
   C. mechanisms
   D. kinetics
   E. kinematics

2. The lower pair is a_____________________?

   A. open pair
   B. closed pair
   C. sliding pair
   D. point contact pair
   E. does not exist

3. Sense of tangential acceleration of a link_________________?

   A. is same as that of velocity
   B. is opposite to that of velocity
   C. could be either same or opposite to velocity
   D. is perpendicular to that of velocity
   E. none of the above

4. The purpose of a link is to________________?

   A. transmit motion
   B. guide other links
   C. act as a support
   D. all of the above
   E. none of the above

5. With single Hooke’s joint it is possible to connect two shafts, the axes of which have an angular misalignment up to ________________?

   A. 10°
   B. 20°
   C. 30°
   D. 40°
   E. 60°.

6. The indicator using Watt mechanism is known as________________?

   A. Thompson indicator
   B. Richard indicator
   C. Simplex indicator
   D. Thomson indicator
   E. none of the above

7. A typewriter mechanism has 7 number of binary joints, six links and none of higher pairs. The mechanism is________________?

   A. kinematically sound
   B. not sound
   C. soundness would depend upon which link is kept fixed
   D. data is not sufficient to determine same
   E. none of the above

8. Cam angle is defined as the angle_________________?

   A. during which the follower returns to its initial position
   B. of rotation of the cam for a definite displacement of the follower
   C. through which, the cam rotates during the period in which the follower remains in the highest position
   D. moved by the cam from the instant the follower begins to rise, till it reaches its highest position
   E. moved by the can from beginning of i ascent to the termination of descent

9. The number of centers in a crank driven slider crank mechanism are_______________?

   A. 0
   B. 2
   C. 4
   D. 6
   E. may be any number depending upon position of mechanism

10. The main disadvantage of the sliding pair is that it is_________________?

    A. bulky
    B. wears rapidly
    C. difficult to manufacture
    D. A. and B. above
    E. A. and C. above