Multiple Choice Questions (MCQ) on Simple Mechanisms

Multiple Choice Questions (MCQ) on Simple Mechanisms

 

______ is the study to know the displacement, velocity and acceleration of a part of the machine.

  1. Kinematics
  2. Kinetics
  3. Statics
  4. All of the above

(Ans:a)

 

In Theory of machines ____ deals with various forces when the body is stationary.

  1. Kinematics
  2. Kinetics
  3. Statics
  4. All of the above

(Ans:c)

 

In reciprocating engine, which of the following restraining body does not exist?

  1. Connecting rod
  2. Crank
  3. Slider
  4. Lever

(Ans:d)

 

A kinematic pair consists of

  1. Two links
  2. Three links
  3. Four links
  4. Any number of links

(Ans:a)

 

A kinematic pair cannot be classified according to

  1. Nature of contact between the links
  2. Type of relative motion between the links
  3. Nature of mechanical constraints between the links
  4. Number of links connected

(Ans:d)

 

Which of the following forms a higher pair?

  1. Sliding pair
  2. Turning pair
  3. Rolling pair
  4. Turning pair

(Ans:c)

 

A lower pair has

  1. Surface contact
  2. Line contact
  3. Point contact
  4. All of the above

(Ans:a)

 

Ball bearing is an example of

  1. Rolling pair
  2. Sliding pair
  3. Turning pair
  4. Spherical pair

(Ans:a)

 

A lower pair has

  1. Surface contact
  2. Line contact
  3. Point contact

 

  1. i & ii
  2. ii & iii
  3. i & iii
  4. All of the above

(Ans:b)

 

A rigid body in space has ___ degrees of freedom.

  1. Two
  2. Three
  3. Six
  4. Eight

(Ans:c)