Online Quiz on Theory of Machines - Set 03 - ObjectiveBooks

Online Quiz on Theory of Machines - Set 03

Theory of Machines Online Quiz: Set - 03


Quiz Questions


01. When a mechanism is required to transmit power or to do some particular type of work, then it becomes a machine.

02. When two pulleys are connected by means of an open belt drive, then both the pulleys will rotate is opposite directions.

03. In a simple train of wheels, if the number of intermediate wheels is odd, the motion of the follower will be same as that of the driver.

04. When a body is subjected to longitudinal vibrations, the stress induced in a body will be tensile or compressive stress.

05. The centre of suspension and centre of percussion are not interchangeable.

06. When the tip of a tooth undercuts the root on its mating gear, it is known as interference.

07. The pressure angle for involute gears depends upon the size of teeth.

08. The addendum is the radial distance of tooth from the pitch circle to the top of the tooth.

09. The ratio of the pitch circle diameter in millimetres to the number of teeth is called circular pitch.

10. The angle which the normal reaction makes with the resultant reaction is called angle of friction.

11. The rolling of a complete ship sideways is known as pitching of a ship.

12. In order to have a good grip on the pulley, the V-belt should touch the bottom of the groove in the pulley.

13. The primary unbalanced force is more than the secondary unbalanced force.

14. The angle of the inclined plane at which the body just begins to slide down the plane, is called helix angle.

15. A chain consisting of four links and four joints is called a kinematic chain.

16. In a force-closed pair, the two elements of a pair are not held together mechanically.

17. The ratio of the actual damping coefficient to the critical damping coefficient is called damping factor.

18. Whitworth quick return motion mechanism consists of three turning pairs and one sliding pair.

19. The coefficient of fluctuation of energy is the ratio of maximum energy to the minimum energy.

20. The wear of bearing is proportional to velocity and pressure.



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