A. the beam is prismatic
B. there is no settlement of supports
C. there is no discontinuity such as hinges within the span
D. the spans are equal
A. vertical direction
B. horizontal direction
C. inclined direction
D. the direction in which the deflection is required
A. L/EI
B. L/2EI
C. L/3EI
D. L/4EI
A. zero
B. less than 1
C. 1
D. greater than 1
A. for statically determinate structures only
B. when the system behaves elastically
C. only when principle of superposition is valid
D. none of the above
A. 2j-r
B. 3j-r
C. j-2r
D. j-3r
where j is number of joints and r is reaction components
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
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
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
A. 2j – r
B. j – 2r
C. 3j – r
D. 2j + r