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/4 rpm n rpm 2n rpm n/2 rpm n/4 rpm n rpm 2n rpm n/2 rpm ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If the radius of the earth is 600 km the height of a mountain above sea level at the top of which a beat seconds pendulum at sea level, looses 27 seconds a day, is 1000 meters 500 meters 1500 meters 2000 meters 1000 meters 500 meters 1500 meters 2000 meters ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics In a simple screw jack, the pitch of the screw is 9 mm and length of the handle operating the screw is 45 cm. The velocity ratio of the system is 314 5 1.5 25 314 5 1.5 25 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The apparent weight of a man in a moving lift is less than his real weight when it is going down with Retardation An acceleration Linear momentum Uniform speed Retardation An acceleration Linear momentum Uniform speed ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A body of weight 14 g appears to weight 13 g when weighed by a spring balance in a moving lift. The acceleration of the lift at that moment was 1 cm/sec² 0.7 m/sec² 0.5 m/sec² 1 m/sec² 1 cm/sec² 0.7 m/sec² 0.5 m/sec² 1 m/sec² ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Cartesian form of the equation of catenary is y = c tan x/c y = c sinh x/c y = c sin x/c y = c cosh x/c y = c tan x/c y = c sinh x/c y = c sin x/c y = c cosh x/c ANSWER DOWNLOAD EXAMIANS APP