Strength of Materials

A. not a replace them by a single force
B. to replace them by a single force
C. to replace them by a single force through C.G.
D. to replace them by a couple
E. to replace them by a couple and a force

A. introduce internal stresses
B. balance the other forces acting on it
C. retard its motion
D. change its motion
E. all of the above

A. one point
B. two points
C. plane
D. perpendicular planes
E. different planes

A. kilogram
B. newton
C. watt
D. dyne
E. joule

A. magnitude
B. direction
C. point of application
D. all of the above
E. none of the above

A. magnitude
B. direction
C. position or line of action
D. all of the above
E. none of the above

A. one point
B. one plane
C. different planes
D. perpendicular planes
E. different points

A. newton meter
B. watt
C. joule
D. kilogram meter/sec
E. pascal per sec