Engineering Mechanics The moment of inertia of a square of side (a) about an axis through its center of gravity is a4/4 a4/12 a4/36 a4/8 a4/4 a4/12 a4/36 a4/8 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The horizontal range of a projectile (R) is given by R = u² cos2α/g R = u² cosα/g R = u² sinα/g R = u² sin2α/g R = u² cos2α/g R = u² cosα/g R = u² sinα/g R = u² sin2α/g ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The coefficient of restitution for inelastic bodies is Between zero and one Zero One More than one Between zero and one Zero One More than one ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A ladder is resting on a smooth ground and leaning against a rough vertical wall. The force of friction will act Downward at its upper end Upward at its upper end Away from the wall at its upper end Towards the wall at its upper end Downward at its upper end Upward at its upper end Away from the wall at its upper end Towards the wall at its upper end 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 In a single threaded worm and worm wheel, the number of teeth on the worm is 50. The diameter of the effort wheel is 100 mm and that of load drum is 50 mm. The velocity ratio is 200 100 50 400 200 100 50 400 ANSWER DOWNLOAD EXAMIANS APP
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