Applied Mechanics and Graphic Statics The condition of equilibrium for any system of forces in a plane is Both (A) and (B) That resultant couple must be zero None of these That polygon of forces must close Both (A) and (B) That resultant couple must be zero None of these That polygon of forces must close 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 Virtual work Imaginary work Negative work None of these Virtual work Imaginary work Negative work None of these ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A weight ‘W’ is suspended at the free end of a light member hinged to a vertical wall. If the angle of inclination of the member with the upper wall is θ°, the force introduced in the member, is W cosec θ W cos θ W sin θ W sec θ W cosec θ W cos θ W sin θ W sec θ ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Free body diagram is an Isolated joint with only body forces acting on it None of these Isolated joint with all the forces, internal as well as external, acting on it Isolated joint with internal forces acting on it Isolated joint with only body forces acting on it None of these Isolated joint with all the forces, internal as well as external, acting on it Isolated joint with internal forces acting on it ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A 50 kg boy climbs up a 8 m rope in gymnasium in 10 sec. The average power developed by the boy is approximately 500 watts 400 watts 4000 watts None of these 500 watts 400 watts 4000 watts None of these ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The maximum velocity of a body vibrating with a simple harmonic motion of amplitude 150 mm and frequency 2 vibrations/sec, is 0.18845 m/sec 18.85 m/sec 188.5 m/sec 1.885 m/sec 0.18845 m/sec 18.85 m/sec 188.5 m/sec 1.885 m/sec ANSWER DOWNLOAD EXAMIANS APP