Engineering Mechanics
The algebraic sum of the resolved parts of a number of forces in a given direction is equal to the resolved part of their resultant in the same direction. This is known as

Principle of transmissibility of forces
Principle of independence of forces
Principle of resolution of forces
None of these

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Engineering Mechanics
Which of the following statement is correct in connection with projectiles?

All of these
The velocity, with which a projectile is projected, is known as the velocity of projection.
A path, traced by a projectile in the space, is known as trajectory.
The angle, with the horizontal, at which a projectile is projected, is known as angle of projection.

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