Engineering Mechanics The maximum frictional force which comes into play when a body just begins to slide over another surface is called Limiting friction Kinematic friction Rolling friction Sliding friction Limiting friction Kinematic friction Rolling friction Sliding friction ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The center of gravity of a semi-circle lies at a distance of __________ from its base measured along the vertical radius. 3r/4π 4r/ 3π 8r/3 3r/ 8 3r/4π 4r/ 3π 8r/3 3r/ 8 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics If u₁ and u₂ are the velocities of two moving bodies in the same direction before impact and v₁ and v₂ are their velocities after impact, then coefficient of restitution is given by (u₁ - u₂)/(v₁ - v₂) (v₁ - v₂)/(u₁ - u₂) (v₂ - v₁)/(u₁ - u₂) (u₂ + u₁)/(v₂ + v₁) (u₁ - u₂)/(v₁ - v₂) (v₁ - v₂)/(u₁ - u₂) (v₂ - v₁)/(u₁ - u₂) (u₂ + u₁)/(v₂ + v₁) ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics On a ladder resting on smooth ground and leaning against vertical wall, the force of friction will be Towards the wall at its upper end Away from the wall at its upper end Downwards at its upper end Upwards at its upper end Towards the wall at its upper end Away from the wall at its upper end Downwards at its upper end Upwards at its upper end ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A framed structure is imperfect, if the numbers of members are __________ (2j - 3). Less than Equal to Greater than Either (B) or (C) Less than Equal to Greater than Either (B) or (C) ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The forces which do not meet at one point and their lines of action do not lie on the same plane are known as Non-coplanar concurrent forces Coplanar non-concurrent forces None of these Coplanar concurrent forces Non-coplanar concurrent forces Coplanar non-concurrent forces None of these Coplanar concurrent forces ANSWER DOWNLOAD EXAMIANS APP