Strength of Materials In actual machines mechanical advantage is less than velocity ratio mechanical advantage is equal to velocity ratio mechanical advantage is greater than velocity ratio mechanical advantage is unity mechanical advantage is less than velocity ratio mechanical advantage is equal to velocity ratio mechanical advantage is greater than velocity ratio mechanical advantage is unity ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials When trying to turn a key into a lock, following is applied moment non-coplanar forces couple coplanar force moment non-coplanar forces couple coplanar force ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Forces are called coplanar when all of them acting on body lie in perpendicular planes one plane one point different planes perpendicular planes one plane one point different planes 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 Wtan(a + <|)) W sin (a + $) W Wan(a-) Wtan(a + <|)) W sin (a + $) W Wan(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 density of metal can’t be determined metal will float in water metal is twice as dense as water metal is twice as dense as unknown fluid density of metal can’t be determined metal will float in water ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials If three forces acting in different planes can be represented by a triangle, these will be in full equilibrium non-equilibrium unpredictable partial equilibrium full equilibrium non-equilibrium unpredictable partial equilibrium ANSWER DOWNLOAD EXAMIANS APP
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