Engineering Mechanics The angle between two forces when the resultant is maximum and minimum respectively are 0° and 180° 90° and 0° 180° and 0° 90° and 180° 0° and 180° 90° and 0° 180° and 0° 90° and 180° ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A differential pulley block has larger and smaller diameters of 100 mm and 80 mm respectively. Its velocity ratio is 40 10 20 5 40 10 20 5 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 (u₂ + u₁)/(v₂ + v₁) (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) ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics If rain is falling in the opposite direction of the movement of a pedestrian, he has to hold his umbrella Less inclined when standing More inclined when standing More inclined when moving Less inclined when moving Less inclined when standing More inclined when standing More inclined when moving Less inclined when moving ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The velocity ratio of a differential wheel and axle with 'D' as the diameter of effort wheel and d1 and d2 as the diameters of larger and smaller axles respectively, is D/(d₁ + d₂) 2D/(d₁ - d₂) D/(d₁ - d₂) 2D/(d₁ + d₂) D/(d₁ + d₂) 2D/(d₁ - d₂) D/(d₁ - d₂) 2D/(d₁ + d₂) ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Moment of inertia of a rectangular section having width (b) and depth (d) about an axis passing through its C.G. and parallel to the width (b), is db³/12 bd³/12 db³/36 bd³/36 db³/12 bd³/12 db³/36 bd³/36 ANSWER DOWNLOAD EXAMIANS APP