A. resultant couple
B. moment of the forces
C. resulting couple
D. moment of the couple
E. none of the above
A. bodies having relative motion
B. two dry surfaces
C. two lubricated surfaces
D. solids and liquids
E. electrically charged particles
A. kinematic viscosity
B. surface tension
C. bulk modulus
D. strain
E. elasticity
A. coefficient of friction
B. angle of friction
C. angle of repose
D. sliding friction
E. friction resistance
A. same
B. double
C. half
D. four times
E. one-fourth
A. the point of C.G.
B. the point of metacentre
C. the point of application of the resultant of all the forces tending to cause a body to rotate about a certain axis
D. point of suspension
E. the point in a body about which it can rotate horizontally and oscillate under the influence of gravity
A. non-equilibrium
B. partial equilibrium
C. full equilibrium
D. unpredictable
E. none of the above