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 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 ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials A body of weight W on inclined plane of a being pulled up by a horizontal force P will be on the point of motion up the plane when P is equal to Wan(a-) W sin (a + $) W Wtan(a + <|)) Wan(a-) W sin (a + $) W Wtan(a + <|)) ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials A sample of metal weighs 219 gms in air, 180 gms in water, 120 gms in an unknown fluid. Then which is correct statement about density of metal metal is twice as dense as water metal is twice as dense as unknown fluid metal will float in water density of metal can’t be determined metal is twice as dense as water metal is twice as dense as unknown fluid metal will float in water density of metal can’t be determined 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 stability of floating bodies determining stresses in the truss reducing the problem of kinetics to equivalent statics problem designing safe structures stability of floating bodies determining stresses in the truss ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Which of the following is not the unit of work, energy and heat ? hp kcal kWhr kg m hp kcal kWhr kg m ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials The center of gravity of a triangle lies at the point of Intersection of diagonals Concurrence of the medians Intersection of its altitudes Intersection of bisector of angles Intersection of diagonals Concurrence of the medians Intersection of its altitudes Intersection of bisector of angles ANSWER DOWNLOAD EXAMIANS APP