A pin-jointed plane frame is unstable if (Where m is number of members, r is reaction components and j is number of joints)

Related MCQs

• A rigid-jointed plane frame is stable and statically determinate if (Where m is number of members, r is reaction components and j is number of joints)
• Degree of static indeterminacy of a rigid-jointed plane frame having 15 members, 3 reaction Components and 14 joints is
• If there are m unknown member forces, r unknown reaction components and j number of joints, then the degree of static indeterminacy of a pin-jointed plane frame is given by
• The degree of kinematic indeterminacy of a pin-jointed space frame is (Where j is number of joints and r is reaction components)
• If in a pin-jointed plane frame (m + r) > 2j, then the frame is
• Independent displacement components at each joint of a rigid-jointed plane frame are
• The degree of static indeterminacy of a pin-jointed space frame is given by m r j number of joints)
• The number of independent displacement components at each joint of a rigid-jointed space frame is
• Number of unknown internal forces in each member of a rigid jointed plane frame is
• If in a rigid-jointed space frame, (6m + r) < 6j, then the frame is