Engineering Mechanics The moment of inertia of a square of side a about its diagonal is a²/8 a⁴/16 a⁴/12 a³/12 a²/8 a⁴/16 a⁴/12 a³/12 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A ladder is resting on a rough ground and leaning against a smooth vertical wall. The force of friction will act Perpendicular to the wall at its upper end Zero at its upper end Downward at its upper end Upward at its upper end Perpendicular to the wall at its upper end Zero at its upper end Downward at its upper end Upward at its upper end ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Coplanar non-concurrent forces are those forces which __________ at one point, but their lines of action lie on the same plane. Do not meet Either ‘A’ or ‘B’ None of these Meet Do not meet Either ‘A’ or ‘B’ None of these Meet ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The velocity of a body on reaching the ground from a height h, is √(gh) 2g.√h √(2gh) 2.√(gh) √(gh) 2g.√h √(2gh) 2.√(gh) ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A machine having an efficiency greater than 50%, is known as Neither reversible nor non-reversible machine Ideal machine Non-reversible machine Reversible machine Neither reversible nor non-reversible machine Ideal machine Non-reversible machine Reversible machine ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics 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 known as Principle of resolution of forces Principle of independence of forces None of these Principle of transmissibility of forces Principle of resolution of forces Principle of independence of forces None of these Principle of transmissibility of forces ANSWER DOWNLOAD EXAMIANS APP