Applied Mechanics and Graphic Statics A hoop of radius 3 m weighs 100 kg. It rolls along a horizontal floor so that at its centre of mass has a speed of 200 mm/sec. The work required to stop the hoop is 2 J 4 J 6 J 8 J 2 J 4 J 6 J 8 J ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics An ordinate in a funicular polygon represents Bending moment Equilibrium Resultant force Shear force Bending moment Equilibrium Resultant force Shear force ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics When a body in equilibrium undergoes an infinitely small displacement, work imagined to be done, is known as Negative work None of these Virtual work Imaginary work Negative work None of these Virtual work Imaginary work 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 3 43832 43892 2 3 43832 43892 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If a body is lying on a plane whose inclination with the horizontal is less than the angle of friction, theni. a force is required to move the body upwardsii. a force is required to move the body downwardiii. the body will not be in equilibriumThe correct answer is only (i) both (i) and (ii) only (ii) both (i) and (iii) only (i) both (i) and (ii) only (ii) both (i) and (iii) 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 10 √5 m/sec 3 √5 m/sec 5 √10 m/sec 5 √3 m/sec 10 √5 m/sec 3 √5 m/sec 5 √10 m/sec ANSWER DOWNLOAD EXAMIANS APP