Strength of Materials The necessary condition for forces to be in equilibrium is that these should be Coplanar & Meet at one point Meet at one point All be equal Coplanar Coplanar & Meet at one point Meet at one point All be equal Coplanar ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Which of the following is not the unit of distance ? light year angstrom milestone millimeter light year angstrom milestone millimeter 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 + $) Wan(a-) W Wtan(a + <|)) W sin (a + $) Wan(a-) W ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials According to principle of transmissibility of forces, the effect of a force upon a body is Minimum when it acts at the C.G. of the body The same at every point in its line of action Different at different points in its line of action Maximum when it acts at the center of gravity of a body Minimum when it acts at the C.G. of the body The same at every point in its line of action Different at different points in its line of action Maximum when it acts at the center of gravity of a body 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 and wall both are smooth surfaces the floor and wall both are rough sur-faces the floor is rough, the wall is smooth the floor is smooth, the wall is rough the floor and wall both are smooth surfaces the floor and wall both are rough sur-faces the floor is rough, the wall is smooth the floor is smooth, the wall is rough ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials A number of forces acting at a point will be in equilibrium if All of them are inclined equally Two resolved parts in two directions at right angles are equal Sum of resolved parts in any two perpendicular directions are both zero Their total sum is zero All of them are inclined equally Two resolved parts in two directions at right angles are equal Sum of resolved parts in any two perpendicular directions are both zero Their total sum is zero ANSWER DOWNLOAD EXAMIANS APP