Kinematics and Theory of Machines (3131906) MCQs

MCQs of Introduction of Mechanisms and Machines

Showing 11 to 20 out of 37 Questions
11.

Which of the following is an inversion of single slider crank chain?

(a)

Beam engine

(b)

Watt’s indicator mechanism

(c)

Elliptical trammels

(d)

Whitworth quick return motion mechanism

Answer:

Option (d)

12.

Which of the following is an inversion of double slider crank chain?

(a)

Coupling rod of a locomotive

(b)

Pendulum pump

(c)

Elliptical trammels

(d)

Oscillating cylinder engine

Answer:

Option (c)

13.

When the two elements of a pair have a surface contact when relative motion takes place, the pair formed is known as ______.

(a)

lower pair

(b)

higher pair

(c)

self closed pair

(d)

force closed pair

Answer:

Option (a)

14.

A kinematic chain has minimum of ____ links.

(a)

3

(b)

4

(c)

5

(d)

6

Answer:

Option (b)

15.

The method of obtaining different mechanisms by fixing different links in a kinematic chain is known as _______.

(a)

the mechanism

(b)

inversion of the mechanism

(c)

mobility of the mechanism

(d)

degree of freedom

Answer:

Option (b)

16.

Which of the following is not an inversion of four bar chain?

(a)

Beam engine

(b)

Coupling rod of a locomotive

(c)

Watt’s indicator mechanism

(d)

Whitworth quick return motion mechanism

Answer:

Option (d)

17.

The motion transmitted between the teeth of gears in the mesh is ______.

(a)

sliding

(b)

rolling

(c)

may be rolling or sliding depending upon the shape of teeth

(d)

partly sliding and partly rolling

Answer:

Option (d)

18.

The cam and follower without a spring forms a ______.

(a)

lower pair

(b)

higher pair

(c)

self closed pair

(d)

force closed pair

Answer:

Option (c)

19.

If n links are connected at the same joint, the joint is equivalent to ______.

(a)

(n – 1) binary joints

(b)

(n – 2) binary joints

(c)

(2n – 1) binary joints

(d)

(2n – 3) binary joints

Answer:

Option (a)

20.

A kinematic chain is known as a mechanism when ______.

(a)

none of the links is fixed

(b)

one of the links is fixed

(c)

two of the links are fixed

(d)

all of the links are fixed

Answer:

Option (b)

Showing 11 to 20 out of 37 Questions