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 The effort required to lift a load W on a screw jack with helix angle a and angle of friction Wcos(a + ) Wtan(a + <)>) Wtan(a-<)>) Wsin(a + <(>) Wcos(a + ) Wtan(a + <)>) Wtan(a-<)>) Wsin(a + <(>) ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials The center of percussion of the homogeneous rod of length L suspended at the top will be 3L/4 L/3 2L/3 L/2 3L/4 L/3 2L/3 L/2 ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials The center of gravity of a uniform lamina lies at the center of heavy portion the mid point of its axis the bottom surface All of these the center of heavy portion the mid point of its axis the bottom surface All of these 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 will float in water metal is twice as dense as unknown fluid density of metal can’t be determined metal is twice as dense as water metal will float in water metal is twice as dense as unknown fluid density of metal can’t be determined 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 W W sin (a + $) Wtan(a + <|)) Wan(a-) W W sin (a + $) Wtan(a + <|)) Wan(a-) ANSWER DOWNLOAD EXAMIANS APP