104) Degree of static indeterminacy of a rigid-jointed plane frame having 15 members, 3 reaction components and 14 joints is

105) Degree of kinematic indeterminacy of a pin-jointed plane frame is given by

106) Independent displacement components at each joint of a rigid-jointed plane frame are

107) If in a pin-jointed plane frame (m + r) > 2j, then the frame is [where m is number of members, r is reaction components and j is number of joints]

108) A pin-jointed plane frame is unstable if [where m is number of members, r is reaction components and j is number of joints]