Structural Analysis Independent displacement components at each joint of a rigid-jointed plane frame are two linear movements and one rotation three linear movements three rotations one linear movement and two rotations two linear movements and one rotation three linear movements three rotations one linear movement and two rotations 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 + 2j m – r + 2j m + r – 3j m + r – 2j m + r + 2j m – r + 2j m + r – 3j ANSWER DOWNLOAD EXAMIANS APP
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 (m + r)>2j m + r = 2j None of these (m + r)<2j (m + r)>2j m + r = 2j None of these ANSWER DOWNLOAD EXAMIANS APP
Structural Analysis The three moments equation is applicable only when There is no settlement of supports The spans are equal There is no discontinuity such as hinges within the span The beam is prismatic There is no settlement of supports The spans are equal There is no discontinuity such as hinges within the span The beam is prismatic ANSWER DOWNLOAD EXAMIANS APP
Structural Analysis The principle of virtual work can be applied to elastic system by considering the virtual work of None of these Internal as well as external forces Internal forces only External forces only None of these Internal as well as external forces Internal forces only External forces only ANSWER DOWNLOAD EXAMIANS APP
Structural Analysis For a two-hinged arch, if one of the supports settles down vertically, then the horizontal thrust Remains unchanged Is increased Is decreased Becomes zero Remains unchanged Is increased Is decreased Becomes zero ANSWER DOWNLOAD EXAMIANS APP
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