Strength of Materials A force is completely defined when we specify point of application All of the listed here direction magnitude point of application All of the listed here direction magnitude ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials The resultant of the following three couples 20 kg force, 0.5 m arm, + ve sense 30 kg force, 1 m arm, – ve sense 40 kg force, 0.25 m arm, + ve sense having arm of 0.5 m will be 10 kg, + ve sense 20 kg, – ve sense 10 kg, – ve sense 20 kg, + ve sense 10 kg, + ve sense 20 kg, – ve sense 10 kg, – ve sense 20 kg, + ve sense ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials A number of forces acting at a point will be in equilibrium if Two resolved parts in two directions at right angles are equal Sum of resolved parts in any two perpendicular directions are both zero All of them are inclined equally Their total sum is zero Two resolved parts in two directions at right angles are equal Sum of resolved parts in any two perpendicular directions are both zero All of them are inclined equally Their total sum is zero ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials If n = number of members andy = number of joints, then for a perfect frame, n = (d)3/-2 (b)2j-l j-2 2/-3 (d)3/-2 (b)2j-l j-2 2/-3 ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials D Alembert’s principle is used for stability of floating bodies designing safe structures determining stresses in the truss reducing the problem of kinetics to equivalent statics problem stability of floating bodies designing safe structures determining stresses in the truss reducing the problem of kinetics to equivalent statics problem ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials If three forces acting in one plane upon a rigid body, keep it in equilibrium, then they must either at least two of them must meet be all parallel All of the listed here meet in a point at least two of them must meet be all parallel All of the listed here meet in a point ANSWER DOWNLOAD EXAMIANS APP
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