Strength of Materials A pair of smith’s tongs is an example of the lever of first order third order zeioth order second order first order third order zeioth order second order 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 20 kg, + ve sense 10 kg, – ve sense 10 kg, + ve sense 20 kg, – ve sense 20 kg, + ve sense 10 kg, – ve sense 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 3 and 1 kg V5 and V5 2 and V6 2 and 5 3 and 1 kg V5 and V5 2 and V6 2 and 5 ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials The product of either force of couple with the arm of the couple is called resultant couple resulting couple moment of the couple moment of the forces resultant couple resulting couple moment of the couple moment of the forces ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Frictional force encountered after commencement of motion is called dynamic friction limiting friction post friction frictional resistance dynamic friction limiting friction post friction frictional resistance ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials D Alembert’s principle is used for determining stresses in the truss designing safe structures stability of floating bodies reducing the problem of kinetics to equivalent statics problem determining stresses in the truss designing safe structures stability of floating bodies reducing the problem of kinetics to equivalent statics problem ANSWER DOWNLOAD EXAMIANS APP