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 1500 meters 2000 meters 500 meters 1000 meters 1500 meters 2000 meters 500 meters 1000 meters ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The torque produced by a force depends on i. the magnitude of the force ii. the direction of the force iii. the point of application of the force relative to origin The correct answer is both (i) and (iii) all (i), (ii) and (iii) both (i) and (ii) only (i) both (i) and (iii) all (i), (ii) and (iii) both (i) and (ii) only (i) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The condilion for a lifting machine to be reversible is that its efficiency should be equal to 100% more than 66.67% more than 50% less than 50% equal to 100% more than 66.67% more than 50% less than 50% ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A rod 5 m in length is moving in a vertical plane. When it is inclined at 60° to horizontal, its lower end is moving horizontally at 3 m/sec and upper end is moving in vertical direction. The velocity of its upper end, is 0.5 m/sec 1.5 m/sec 1.0 m/sec 2.5 m/sec 0.5 m/sec 1.5 m/sec 1.0 m/sec 2.5 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A flywheel of moment of inertia 20 kg.m is acted upon by a tangential force of 5 N at 2 m from its axis, for 3 seconds. The increase in angular velocity in radian per second is 2 43832 3 43892 2 43832 3 43892 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A satellite is said to move in a synchronous orbit if it moves at an altitude of 36,000 km with a maximum velocity of about 9000 km per hour 11,000 km per hour 8000 km per hour 7000 km per hour 9000 km per hour 11,000 km per hour 8000 km per hour 7000 km per hour ANSWER DOWNLOAD EXAMIANS APP