Applied Mechanics and Graphic Statics MCQs

Question 1

For a non-concurrent force system to be in equilibrium

Accepted Answer

Both force polygon and funicular polygon must close

Answer

Only the closure of force polygon is sufficient

Answer

Only the closure of funicular polygon is sufficient

Answer

None of the above

Question 2

A quantity whose dimensions are M2L2T3 could be the product of

Accepted Answer

Mass and power

Answer

Force and pressure

Answer

Energy and velocity

Answer

Force and velocity

Question 3

The total time of collision and restitution of two bodies, is called

Accepted Answer

All the above

Answer

Time of collision

Answer

Period of collision

Answer

Period of impact

Question 4

When a body slides down an inclined surface, the acceleration (f) of the body, is given by

Accepted Answer

f = g sin θ

Answer

f = g

Answer

f = g cos θ

Answer

f = g tan θ

Question 5

The ratio of the moment of inertia of a rectangle about its centroidal axis to the moment of inertia about its base, is

Accepted Answer

$$\frac{1}{4}$$

Answer

$$\frac{1}{2}$$

Answer

$$\frac{3}{4}$$

Answer

$$2$$

Question 6

The characteristic of a couple is:

Accepted Answer

All the above

Answer

Algebraic sum of forces, constituting a couple is zero

Answer

Algebraic sum of moments of forces, constituting a couple, about any point, is same

Answer

A couple can be never the balanced by a single force

Question 7

A system of coplanar forces acting on a rigid body can be reduced to

Accepted Answer

One force and one couple only

Answer

One force only

Answer

One couple only

Answer

None of the above

Question 8

The phenomenon of collision of two elastic bodies takes place because bodies

Accepted Answer

All the above

Answer

Immediately after collision come momentarily to rest

Answer

Tend to compress each other till they are compressed maximum possible

Answer

Attempt to regain its original shape due to their elasticities

Question 9

The pole distance is measured in

Accepted Answer

force scale

Answer

distance scale

Answer

mass scale

Answer

time scale