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 0.57 0.33 0.67 0.44 0.57 0.33 0.67 0.44 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A circular disc rotates at n rpm. The angular velocity of a circular ring of same mass and radius as the disc and to have the same angular momentum is n/2 rpm n rpm 2n rpm n/4 rpm n/2 rpm n rpm 2n rpm n/4 rpm ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The force acting on a point on the surface of a rigid body may be considered to act At any point on the surface normal to the line of action of the force At the centre of gravity of the body On any point on the line of action of the force On the periphery of the body At any point on the surface normal to the line of action of the force At the centre of gravity of the body On any point on the line of action of the force On the periphery of the body ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A particle moves with a velocity of 2 m/sec in a straight line with a negative acceleration of 0.1 m/sec2. Time required to traverse a distance of 1.5 m, is 20 sec 15 sec 30 sec 40 sec 20 sec 15 sec 30 sec 40 sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If a particle moves with a uniform angular velocity ‘ω’ radians/sec along the circumference of a circle of radius ‘r’, the equation for the velocity of the particle, is v = ω √(r² + y²) v = ω √(y² - r²) v = ω √(r² - y²) y = ω √(y - r) v = ω √(r² + y²) v = ω √(y² - r²) v = ω √(r² - y²) y = ω √(y - r) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A 49 kg lady stands on a spring scale in an elevator. During the first 5 sec, starting from rest, the scale reads 69 kg. The velocity of the elevator will be 15 m/sec 20 m/sec 10 m/sec 25 m/sec 15 m/sec 20 m/sec 10 m/sec 25 m/sec ANSWER DOWNLOAD EXAMIANS APP
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