Applied Mechanics and Graphic Statics The condition of equilibrium for any system of forces in a plane is Both (A) and (B) That polygon of forces must close None of these That resultant couple must be zero Both (A) and (B) That polygon of forces must close None of these That resultant couple must be zero ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Moment of inertia of a squares of side ‘b’ about an axis through its centre of gravity, is b⁴/12 b⁴/8 b³/4 b⁴/3 b⁴/12 b⁴/8 b³/4 b⁴/3 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The total kinetic energy of a hoop of mass 2 kg and radius 4 m sliding with linear velocity 8 m/sec and angular velocity 5 radian/sec is 64 J 89 J 400 J 464 J 64 J 89 J 400 J 464 J ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The condilion for a lifting machine to be reversible is that its efficiency should be less than 50% more than 66.67% equal to 100% more than 50% less than 50% more than 66.67% equal to 100% more than 50% ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics For a simple pendulum, the period of one oscillation is 2π √(2g/l) 2π √(l/2g) 2π √(l/g) 2π √(g/2l) 2π √(2g/l) 2π √(l/2g) 2π √(l/g) 2π √(g/2l) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The graphical method of determining the forces in the members of a truss is based on Method of section None of the two methods Method of joint Either method Method of section None of the two methods Method of joint Either method ANSWER DOWNLOAD EXAMIANS APP
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