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 1.5 5 25 314 1.5 5 25 314 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The velocity ratio of an inclined plane of inclination ‘θ’ with horizontal for lifting a load is cos θ cosec θ tan θ sin θ cos θ cosec θ tan θ sin θ ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A particle moves in a straight line and its position is defined by the equation x = 6 t² - t3 where t is expressed in seconds and ‘x’ in meters. The maximum velocity during the motion is 12 m/sec 6 m/sec 48 m/sec 24 m/sec 12 m/sec 6 m/sec 48 m/sec 24 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The potential energy of a particle falling through a straight shaft drilled through the earth (assumed homogenous and spherical) is proportional to (where r is the distance of’the particle from centre of the earth) r2 log r r 1/r r2 log r r 1/r ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Joule is the unit of Momentum Impulse Work Power Momentum Impulse Work Power ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A stone is thrown up a slope of inclination 60° to the horizontal. At what angle to the slope must the stone be thrown so as to land as far as possible from the point of projection ? 45° 15° 30° 75° 45° 15° 30° 75° ANSWER DOWNLOAD EXAMIANS APP