If in a rigid-jointed space frame, (6m + r) < 6j, then the frame is_______________?

Related Mcqs:

1. The number of independent displacement components at each joint of a rigid-jointed space frame is_______________?

   A. 1 B. 2 C. 3 D. 6...

2. The degree of static indeterminacy of a rigid-jointed space frame is_________________?

   A. m + r – 2j B. m + r – 3j C. 3m + r – 3j D. 6m + r – 6j where m, r and j have their usual meanings...

3. Number of unknown internal forces in each member of a rigid jointed plane frame is_____________?

   A. 1 B. 2 C. 3 D. 6...

4. A rigid-jointed plane frame is stable and statically determinate if_______________?

   A. (m + r) = 2j B. (m + r) = 3j C. (3m + r) = 3j D. (m + 3r) = 3j where m is number of members, r is reaction components and j is number of joints...

5. Independent displacement components at each joint of a rigid-jointed plane frame are_________________?

   A. three linear movements B. two linear movements and one rotation C. one linear movement and two rotations D. three rotations...

6. Degree of static indeterminacy of a rigid-jointed plane frame having 15 members, 3 reaction components and 14 joints is__________________?

   A. 2 B. 3 C. 6 D. 8...

7. If in a pin-jointed plane frame (m + r) > 2j, then the frame is________________?

   A. stable and statically determinate B. stable and statically indeterminate C. unstable D. none of the above where m is number of members, r is reaction components and j is number of joints...

8. The degree of static indeterminacy of a pin-jointed space frame is given by_________________?

   A. m + r – 2j B. m + r – 3j C. 3m + r – 3j D. m + r + 3j where m is number of unknown member forces, r is unknown reaction components and j is number of joints...

9. The degree of kinematic indeterminacy of a pin-jointed space frame is_____________?

   A. 2j-r B. 3j-r C. j-2r D. j-3r where j is number of joints and r is reaction components...

10. A pin-jointed plane frame is unstable if________________?

    A. (m + r)<2j B. m + r = 2j C. (m + r)>2j D. none of the above where m is number of members, r is reaction components and j is number of joints...