What is a couple of a force?

Definition. Force Couple: a pair of forces which are (i) equal in magnitude, (ii) parallel and (iii) opposite in direction. where d = perpendicular distance between the lines of action of the forces forming the couple.

What is meant by the term couple?

noun. two of the same sort considered together; pair. two persons considered as joined together, as a married or engaged pair, lovers, or dance partners: They make a handsome couple. any two persons considered together.

What is moment of a couple in physics?

: the product of either of the forces of a couple by the perpendicular distance between them.

What are examples of couple?

1 Answer

• Examples of couple in everyday life :
• Steering wheel of a car.
• Turning of a screw driver.
• Opening and closing of water tap.
• Winding the watch.

What is the formula of couple?

[M−1L2T−2]

What is couple and its characteristics?

The main characteristics of a couple 1. The algebraic sum of the forces consisting the couple is zero. 2. The algebraic sum of the moment of the forces constituting the couple about any point is the same and equal to the moment of the couple itself.

What is a couple in physics class 11?

The couple is a pair of equal and opposite forces separated by a distance. We know that according to Newton’s third law of motion. Two equal and opposite forces will result in the mutual cancellation of the forces. The couple enables the rotational motion of a substance.

What is the formula of couple in physics?

Couples. A couple is two equal forces which act in opposite directs on an object but not through the same point so they produce a turning effect. The moment (or torque) of a couple is calculated by multiplying the size of one of the force (F) by the perpendicular distance between the two forces (s).

What is the difference between couple and torque?

Torque vs Couple The turning effect produced by a force on a body is called torque. It is calculated as force multiplied by perpendicular distance. A couple is a special case when there are two equal but opposite forces acting on a body that rotate it.