Strength of Materials In ideal 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 Which one of the following statements is not correct the sine of the angle of repose is equal to coefficient to friction the tangent of the angle of repose is equal to coefficient of friction the angle of repose is equal to angle of friction the tangent of the angle of friction is equal to coefficient of friction the sine of the angle of repose is equal to coefficient to friction the tangent of the angle of repose is equal to coefficient of friction the angle of repose is equal to angle of friction the tangent of the angle of friction is equal to coefficient of friction ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Least force required to draw a body up the inclined plane is W sin (plane inclination + friction angle) applied in the direction vertically along the plane at an angle equal to the angle of friction to the inclined plane horizontally vertically along the plane at an angle equal to the angle of friction to the inclined plane horizontally ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials A heavy ladder resting on floor and against a vertical wall may not be in equilibrium, if the floor is rough, the wall is smooth the floor and wall both are rough sur-faces the floor and wall both are smooth surfaces the floor is smooth, the wall is rough the floor is rough, the wall is smooth the floor and wall both are rough sur-faces the floor and wall both are smooth surfaces the floor is smooth, the wall is rough 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 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 metal is twice as dense as water 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-) Wtan(a + <|)) W W sin (a + $) Wan(a-) Wtan(a + <|)) W W sin (a + $) ANSWER DOWNLOAD EXAMIANS APP
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