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) (v₂ - v₁)/(u₁ - u₂) (u₂ + u₁)/(v₂ + v₁) (v₁ - v₂)/(u₁ - u₂) (u₁ - u₂)/(v₁ - v₂) (v₂ - v₁)/(u₁ - u₂) (u₂ + u₁)/(v₂ + v₁) (v₁ - v₂)/(u₁ - u₂) ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Mass moment of inertia of a thin rod about its one end is ___________ the mass moment of inertia of the same rod about its mid-point Four times Twice Thrice Same as Four times Twice Thrice Same as ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics If a number of coplanar forces acting at a point be in equilibrium, the sum of clockwise moments must be __________ the sum of anticlockwise moments, about any point. None of these Equal to Greater than Less than None of these Equal to Greater than Less than ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Moment of inertia of a circular section about its diameter (d) is πd4/32 πd3/16 πd3/32 πd4/64 πd4/32 πd3/16 πd3/32 πd4/64 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The units of moment of inertia of mass are kg/m² kg-m² m²/kg kg/m kg/m² kg-m² m²/kg kg/m ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The linear velocity of a body rotating at ω rad/s along a circular path of radius r is given by ω/r ω²/r ω².r ω.r ω/r ω²/r ω².r ω.r ANSWER DOWNLOAD EXAMIANS APP