Two equal and opposite parallel forces whose lines of action are different form a couple.

Related MCQs

• Two equal and opposite parallel forces whose lines of action are different, can be replaced by a single force parallel to the given forces
• Three forces acting on a rigid body are represented in magnitude, direction and line of action by the three sides of a triangle taken in order. The forces are equivalent to a couple whose moment is equal to
• The three forces of 100 N, 200 N and 300 N have their lines of action parallel to each other but act in the opposite directions. These forces are known as
• Two like parallel forces are acting at a distance of 24 mm apart and their resultant is 20 N. If the line of action of the resultant is 6 mm from any given force the two forces are
• If the resultant of two equal forces has the same magnitude as either of the forces, then angle between the two forces is
• Concurrent forces are those forces whose lines of action
• The forces, whose lines of action are parallel to each other and act in the same directions, are known as
• The triangle law of forces states that if two forces acting simultaneously on a particle, be represented in magnitude and direction by the two sides of a triangle taken in order, then their resultant may be represented in mangnitude and direction by the third side of of a triangle, taken in opposite order.
• The forces, which do not meet at one point, but their lines of action lie on the same plane, are known as coplaner concurrent forces
• The polygon law of forces states that if a number of forces, acting simultaneously on a particle, be represented in magnitude and direction by the sides a polygon taken in order, then their resultant is represented in magnitude and direction by the closing side of the polygon, taken in opposite direction.