Applied Mechanics and Graphic Statics A disc of mass 4 kg, radius 0.5 m and moment of inertia 3 kg.m² rolls on a horizontal surface so that its center moves with speed 5 m/see. Kinetic energy of the disc is 400 J 150 J 50 J 200 J 400 J 150 J 50 J 200 J ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The maximum displacement of a particle executing S.H.M. corresponds to Minimum kinetic energy and minimum potential energy Zero potential energy and maximum kinetic energy Maximum kinetic energy and maximum potential energy Zero kinetic energy and maximum potential energy Minimum kinetic energy and minimum potential energy Zero potential energy and maximum kinetic energy Maximum kinetic energy and maximum potential energy Zero kinetic energy and maximum potential energy ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If a particle moves with a uniform angular velocity ‘ω’ radians/sec along the circumference of a circle of radius ‘r’, the equation for the velocity of the particle, is v = ω √(y² - r²) y = ω √(y - r) v = ω √(r² + y²) v = ω √(r² - y²) v = ω √(y² - r²) y = ω √(y - r) v = ω √(r² + y²) v = ω √(r² - y²) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The rotational velocity of a satellite is increased by 450 m per second if its launch is done from equator Eastward Westward Southward Northward Eastward Westward Southward Northward ANSWER DOWNLOAD EXAMIANS APP
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 8 J 4 J 6 J 2 J 8 J 4 J 6 J ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A bullet weighing 200 g is fired horizontally with a velocity of 25 m/sec from a gun carried on a carriage which together with the gun weighs 100 kg. The velocity of recoil of the gun, will be 0.01 m/sec 1.5 m/see 1.00 m/sec 0.05 m/sec 0.01 m/sec 1.5 m/see 1.00 m/sec 0.05 m/sec ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS