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 150 J 200 J 400 J 50 J 150 J 200 J 400 J 50 J ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A load of 500 kg was lifted through a distance of 13 cm. by an effort of 25 kg which moved through a distance of 650 cm. The mechanical advantage of the lifting machine is 18 26 20 15 18 26 20 15 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The resolved part of the resultant of two forces inclined at an angle θ in a given direction is Difference of the forces multiplied by cosine θ° Sum of the forces multiplied by the tangent θ° Algebraic sum of the resolved parts of the forces in the direction Arithmetical sum of the resolved parts of the forces in the direction Difference of the forces multiplied by cosine θ° Sum of the forces multiplied by the tangent θ° Algebraic sum of the resolved parts of the forces in the direction Arithmetical sum of the resolved parts of the forces in the direction ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics For a given velocity of a projectile, the range is maximum when the angle of projection is 0° 90° 30° 45° 0° 90° 30° 45° ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If the velocity of projection is 4 m/sec and the angle of projection is α°, the maximum height of the projectile from a horizontal plane, is u² sin 2α/2g u² cos² α/2g u² tan² α/2g u² sin² α/2g u² sin 2α/2g u² cos² α/2g u² tan² α/2g u² sin² α/2g ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A rigid body is in a stable equilibrium if the application of any force Tends to lower the CG of the body Can raise the CG of the body but cannot lower it Neither raises nor lowers the CG of the body None of above Tends to lower the CG of the body Can raise the CG of the body but cannot lower it Neither raises nor lowers the CG of the body None of above ANSWER DOWNLOAD EXAMIANS APP
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