What is the correct answer?


Forces are called coplanar when all of them acting on body lie in

A. One point

B. One plane

C. Different planes

D. Perpendicular planes

Correct Answer :

B. One plane

Related Questions

The units of moment of inertia of an area are The efficiency of a screw jack is maximum, when (where α = Helix… If a number of forces are acting at a point, their resultant is given… Which of the following is not a scalar quantity? Lami's theorem states that A body of weight W is required to move up on rough inclined plane whose… The coefficient of friction depends upon The moment of the force P about O as shown in the below figure is A redundant frame is also called __________ frame. Coplanar concurrent forces are those forces which The motion of a wheel of a car is The motion of a particle round a fixed axis is The moment of inertia of a sphere of mass m and radius r, about an axis… If two bodies having masses m1 and m2 (m1>m2) have equal kinetic energies,… Which of the following is not the unit of energy? The acceleration of a particle moving with simple harmonic motion, at… A machine having an efficiency less than 50%, is known as The angular velocity (in rad/s) of a body rotating at N revolutions per… A block of mass 20 kg lying on a rough horizontal plane is connected by… Two blocks A and B of masses 150 kg and 50 kg respectively are connected… The forces which do not meet at one point and their lines of action do… Limiting force of friction is the A smooth cylinder lying on its convex surface remains in __________ equilibrium. Which of the following statement is correct in connection with projectiles? Which of the following is not the unit of pressure? Two forces are acting at an angle of 120°. The bigger force is 40… The bellow figure shows the three coplanar forces P, Q and R acting at… A spherical body is symmetrical about its perpendicular axis. According… A lead ball with a certain velocity is made to strike a wall, it falls… If a given force (or a given system of forces) acting on a body __________…