The C.G. of a plane lamina will not be at its geometrical centre in the case of a __________________?

A. bodies having relative motion
B. two dry surfaces
C. two lubricated surfaces
D. solids and liquids
E. electrically charged particles

A. downwards at its upper end
B. upwards at its upper end
C. perpendicular to the wall at its upper end
D. zero at its upper end
E. none of the above

A. time
B. mass
C. volume
D. density
E. acceleration

A. more inclined when moving
B. less inclined when moving
C. more inclined when standing
D. less inclined when standing
E. none of the above

A. internal resistanpe
B. tensile stress
C. transverse stress
D. compressive stress
E. working stress

A. lap point
B. butt joint
C. single riveted single cover butt joint
D. double riveted double cover butt joint
E. single riveted double cover butt joint