Mechanics

Question 1

The science concerned with the effect of forces on

rigid bodies.

Answer 1

Engineering Mechanics

Question 2

Branch of engineering mechanics dealing with the
effect and distribution of forces on rigid bodies
which remain at rest.

Answer 2

Statics

Question 3

Branch of engineering mechanics dealing with the
motion of rigid bodies caused by the forces applied
to them.

Answer 3

Dynamics

Question 4

Parallelogram law states that

Answer 4

Resultant of two forces is diagonal of the

parallelogram formed on the vectors of these forces.

Question 5

An action that tends to change or change the state
of motion of a body or to distort it.

Answer 5

Force

Question 6

Forces acting on the same plane.

Answer 6

Coplanar

Question 7

Resultant of concurrent forces are

Answer 7

Vector sum of the concurrent forces

Question 8

System of forces whose magnitude of the resultant
is zero and does have a moment.

Answer 8

Couple

Question 9

System of forces in equilibrium is

Answer 9

1. The body at which the forces are exerted moves
   at a constant velocity in a straight line
2. Resultant of the forces is zero.
3. System of forces produces zero moment.