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 The algebraic sum of the resolved parts of a number of forces in a given direction is equal to the resolved part of their resultant in the same direction. This is as per the principle of independence of forces balance of force forces resolution of forces. independence of forces balance of force forces resolution of forces. ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials The product of either force of couple with the arm of the couple is called resulting couple moment of the forces moment of the couple resultant couple resulting couple moment of the forces moment of the couple resultant couple ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials A number of forces acting at a point will be in equilibrium if Their total sum is zero Two resolved parts in two directions at right angles are equal All of them are inclined equally Sum of resolved parts in any two perpendicular directions are both zero Their total sum is zero Two resolved parts in two directions at right angles are equal All of them are inclined equally Sum of resolved parts in any two perpendicular directions are both zero ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Which one of the following statements is not correct 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 angle of repose is equal to angle of friction the tangent of the angle of repose is equal to coefficient 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 angle of repose is equal to angle of friction the tangent of the angle of repose is equal to coefficient of friction ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials A force acting on a body may retard its motion All of the listed here change its motion introduce internal stresses retard its motion All of the listed here change its motion introduce internal stresses ANSWER DOWNLOAD EXAMIANS APP