Strength of Materials In ideal machines mechanical advantage is less than velocity ratio mechanical advantage is greater than velocity ratio mechanical advantage is equal to velocity ratio mechanical advantage is unity mechanical advantage is less than velocity ratio mechanical advantage is greater than velocity ratio mechanical advantage is equal to velocity ratio mechanical advantage is unity 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 V6 2 and 5 V5 and V5 3 and 1 kg 2 and V6 2 and 5 V5 and V5 3 and 1 kg 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 Wsin(a + <(>) Wtan(a-<)>) Wtan(a + <)>) Wcos(a + ) Wsin(a + <(>) Wtan(a-<)>) Wtan(a + <)>) Wcos(a + ) ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials If a rigid body is in equilibrium under the action of three forces, then the lines of action of these forces meet in a point & the lines of action of these forces are parallel these forces are equal the lines of action of these forces meet in a point the lines of action of these forces are parallel the lines of action of these forces meet in a point & the lines of action of these forces are parallel these forces are equal the lines of action of these forces meet in a point the lines of action of these forces are parallel ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials D Alembert’s principle is used for reducing the problem of kinetics to equivalent statics problem stability of floating bodies determining stresses in the truss designing safe structures reducing the problem of kinetics to equivalent statics problem stability of floating bodies determining stresses in the truss designing safe structures 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 sin (a + $) Wan(a-) Wtan(a + <|)) W W sin (a + $) Wan(a-) Wtan(a + <|)) W ANSWER DOWNLOAD EXAMIANS APP
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