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 25 m/sec 15 m/sec 10 m/sec 20 m/sec 25 m/sec 15 m/sec 10 m/sec 20 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A particle moving with a simple harmonic motion, attains its maximum velocity when it passes Through the mean position The extreme point of the oscillation None of these Through a point at half amplitude Through the mean position The extreme point of the oscillation None of these Through a point at half amplitude ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A vehicle weighing w kg is to run on a circular curve of radius r. If the height of its centre of gravity above the road level is h and the distance between the centres of wheels is 2a, the maximum velocity, in order to avoid over turning, will be gra/h √(gra/h) ∛(gra/h) 4√(gra/h) gra/h √(gra/h) ∛(gra/h) 4√(gra/h) 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√3 m/sec and 0 0 and 5 m/sec 5 and 5√3 m/sec 5 m/sec and 0 5√3 m/sec and 0 0 and 5 m/sec 5 and 5√3 m/sec 5 m/sec and 0 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics In a simple harmonic motion, the position of equilibrium is always Neutral None of these Unstable Stable Neutral None of these Unstable Stable ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The intrinsic equation of catenary is y = c cosh ψ S = c tan ψ y = c cosh x/c y = c sinh ψ y = c cosh ψ S = c tan ψ y = c cosh x/c y = c sinh ψ ANSWER DOWNLOAD EXAMIANS APP