Structural Analysis A pin-jointed plane frame is unstable if (where m is number of members, r is reaction components and j is number of joints) (m + r)>2j None of these (m + r)<2j m + r = 2j (m + r)>2j None of these (m + r)<2j m + r = 2j ANSWER DOWNLOAD EXAMIANS APP
Structural Analysis When a load crosses a through type Pratt truss in the direction left to right, the nature of force in any diagonal member in the left half of the span would Change from compression to tension Always be tension Change from tension to compression Always be compression Change from compression to tension Always be tension Change from tension to compression Always be compression ANSWER DOWNLOAD EXAMIANS APP
Structural Analysis Degree of static indeterminacy of a rigid-jointed plane frame having 15 members, 3 reaction components and 14 joints is 6 7 8 9 6 7 8 9 ANSWER DOWNLOAD EXAMIANS APP
Structural Analysis Independent displacement components at each joint of a rigid-jointed plane frame are one linear movement and two rotations three rotations two linear movements and one rotation three linear movements one linear movement and two rotations three rotations two linear movements and one rotation three linear movements ANSWER DOWNLOAD EXAMIANS APP
Structural Analysis 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 m – r + 2j m + r – 3j m + r + 2j m + r – 2j m – r + 2j m + r – 3j m + r + 2j m + r – 2j ANSWER DOWNLOAD EXAMIANS APP
Structural Analysis The number of independent equations to be satisfied for static equilibrium in a space structure is 6 7 8 9 6 7 8 9 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS