Strength of Materials A heavy string attached at two ends at same horizontal level and when central dip is very small approaches the following curve hyperbola elliptical catenary parabola hyperbola elliptical catenary parabola ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials D Alembert’s principle is used for reducing the problem of kinetics to equivalent statics problem designing safe structures determining stresses in the truss stability of floating bodies reducing the problem of kinetics to equivalent statics problem designing safe structures determining stresses in the truss stability of floating bodies ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Two non-collinear parallel equal forces acting in opposite direction constitute a couple balance each other constitute a moment of couple constitute a moment constitute a couple balance each other constitute a moment of couple constitute a moment ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials The magnitude of two forces, which when acting at right angle produce resultant force of VlOkg and when acting at 60° produce resultant of Vl3 kg. These forces are 2 and 5 V5 and V5 2 and V6 3 and 1 kg 2 and 5 V5 and V5 2 and V6 3 and 1 kg ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials If n = number of members andy = number of joints, then for a perfect frame, n = (b)2j-l 2/-3 j-2 (d)3/-2 (b)2j-l 2/-3 j-2 (d)3/-2 ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Limiting force of friction is the Tangent of angle between normal reaction and the resultant of normal reaction and limiting friction the friction force acting when the body is in motion The friction force acting when the body is just about to move Ratio of limiting friction and normal reaction Tangent of angle between normal reaction and the resultant of normal reaction and limiting friction the friction force acting when the body is in motion The friction force acting when the body is just about to move Ratio of limiting friction and normal reaction ANSWER DOWNLOAD EXAMIANS APP