Applied Mechanics and Graphic Statics A projectile is fired with a velocity of 100.3 m/sec. at an elevation of 60°. The velocity attained by the projectile when it is moving at a height of 100 m, is 90 m/sec 80 m/sec 70 m/sec 75 m/sec 90 m/sec 80 m/sec 70 m/sec 75 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If ‘v’ and ‘ω’ are linear and angular velocities, the centripetal acceleration of a moving body along the circular path of radius ‘r’, will be r/ω² ω²/r r/v² v²/r r/ω² ω²/r r/v² v²/r ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A train weighing 196 tonnes experiences a frictional resistance of 5(11/22) per tonne. The speed of the train at the top of a down gradient 1 in 78.4 is 36 km/hour. The speed of the train after running 1 km down the slope, is 5 √3 m/sec 5 √10 m/sec 10 √5 m/sec 3 √5 m/sec 5 √3 m/sec 5 √10 m/sec 10 √5 m/sec 3 √5 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A simple pendulum of length 1 has an energy E when its amplitude is A. If its amplitude is increased to 2A, the energy becomes E/2 4E 2E E E/2 4E 2E E ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Cartesian form of the equation of catenary is y = c sin x/c y = c sinh x/c y = c tan x/c y = c cosh x/c y = c sin x/c y = c sinh x/c y = c tan x/c y = c cosh x/c ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A Seconds pendulum executes 0.5 beat per second 2.5 beats per second 1.0 beat per second 2.0 beats per second 0.5 beat per second 2.5 beats per second 1.0 beat per second 2.0 beats per second ANSWER DOWNLOAD EXAMIANS APP