Related Mcqs:

1. 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__________________?

   A. m + r + 2j
   B. m – r + 2j
   C. m + r – 2j
   D. m + r – 3j

2. 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

3. 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

4. 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

5. 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

6. 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

7. 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

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

   A. unstable
   B. stable and statically determinate
   C. stable and statically indeterminate
   D. none of the above

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

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

10. 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