Applied Mechanics and Graphic Statics A ball is dropped from a height of 2.25 m on a smooth floor and rises to a height of 1.00 m after the bounce. The coefficient of restitution between the ball and the floor is 0.33 0.44 0.67 0.57 0.33 0.44 0.67 0.57 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If a projectile is fired with an initial velocity of 10 m/sec at an angle of 60° to the horizontal, its horizontal and vertical velocity at the highest point of trajectory are 5 m/sec and 0 0 and 5 m/sec 5√3 m/sec and 0 5 and 5√3 m/sec 5 m/sec and 0 0 and 5 m/sec 5√3 m/sec and 0 5 and 5√3 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The moment of inertia of a circular lamina of diameter ‘d’, about an axis perpendicular to the plane of the lamina and passing through its centre, is π/64 (D⁴ + d⁴) πd⁴/16 πd⁴/24 πd⁴/32 π/64 (D⁴ + d⁴) πd⁴/16 πd⁴/24 πd⁴/32 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If y is force and x is velocity, then dimensions of —=r are dx2 M’L-‘T0 M’^T’ M2L’T3 M’L-‘T1 M’L-‘T0 M’^T’ M2L’T3 M’L-‘T1 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A simple pendulum of length / has an energy E, when its amplitude is A. If the length of pendulum is doubled, the energy will be E/2 4E 2E E E/2 4E 2E E ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The condition of equilibrium for any system of forces in a plane is None of these Both (A) and (B) That resultant couple must be zero That polygon of forces must close None of these Both (A) and (B) That resultant couple must be zero That polygon of forces must close ANSWER DOWNLOAD EXAMIANS APP
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