A.constitute a couple
B.constitute a moment
C.are known as non-coplaner forces
D.are known as coplaner-concurrent forces.
Related Mcqs:
- The forces which meet at one point but their lines of action do not lie in one plane, are called
- Three forces A, B and C of magnitudes 8 N, 12 N and 20 N acting on a particle are in equilibrim. It can be concluded that
- A rigid body is in equilibrium under the action of these forces when
- The necessary condition for the forces acting on a body to be in equilibrium is that these should be
- The statement —- if three forces acting at a point are in equilibrium, each force is proportional to the sine of the angle between the other two —- is known as
- A number of forces acting at a point will be in equilibrium if
- The statement — if forces acting on a point can be represented in magnitude and direction by the sides of a polygon taken in order then their resultant will be represented in magnitude and direction by the closing side of the polygon taken in opposite order —- is known as
- When two concurrent and coplaner forces P and Q act at an angle of 180?, their resultant will be a
- The statement the resultant of the external forces applied to a body (rigid or non-rigid) composed of a system of particles is equivalent to the vector summation of the effective forces acting on all particles-is known as
- If three non-parallel forces hold a rigid body in equilibrium, they must
