Applied Mechanics and Graphic Statics MCQs

Question 1

The motion of a particle moving with S.H.M. from an extremity to the other, constitutes

Accepted Answer

Half an oscillation

Answer

One full oscillation

Answer

Two oscillations

Answer

None of these

Question 2

The unit of Moment of Inertia of a body, is

Accepted Answer

m4

Answer

m

Answer

m2

Answer

m3

Question 3

The angle of projection at which the horizontal range and maximum height of a projectile are equal to

Accepted Answer

76°

Answer

36°

Answer

45°

Answer

56°

Question 4

The angle of projection at which the horizontal range and maximum height of a projectile are equal to

Accepted Answer

$$	heta = {	an ^{ - 1}}4{	ext{ or }}	heta = 70$$

Answer

45

Answer

$$	heta = {	an ^{ - 1}}\left( {0.25} ight)$$

Answer

60

Question 5

A rigid body is in a stable equilibrium if the application of any force

Accepted Answer

Can raise the CG of the body but cannot lower it

Answer

Tends to lower the CG of the body

Answer

Neither raises nor lowers the CG of the body

Answer

None of above

Question 6

What is the answer to this question?

Accepted Answer

10.8 t

Answer

10.6 t

Answer

10.4 t

Answer

10.2 t

Question 7

What is the answer to this question?

Accepted Answer

Zero

Answer

2 t

Answer

3 t

Answer

1 t

Question 8

Which of the following represents the state of neutral equilibrium?

Accepted Answer

None of the above

Answer

A cube resting on one edge

Answer

A smooth cylinder lying on a curved surface

Answer

A smooth cylinder lying on a convex surface

Question 9

A square hole is made in a circular lamina, the diagonal of the square is equal to the radius of the circle as shown in below figure the shift in the centre of gravity is

Accepted Answer

$$\frac{{{	ext{r}}\left( {\pi - 0.75} ight)}}{{\left( {\pi - 0.5} ight)}}$$

Answer

$$\frac{{{	ext{r}}\left( {\pi - 0.25} ight)}}{{\left( {\pi - 0.75} ight)}}$$

Answer

$$\frac{{{	ext{r}}\left( {\pi - 0.5} ight)}}{{\left( {\pi - 0.75} ight)}}$$

Answer

$$\frac{{{	ext{r}}\left( {\pi - 0.5} ight)}}{{\left( {\pi - 0.25} ight)}}$$