Applied Mechanics and Graphic Statics For a self-locking machine, the efficiency should be 0.5 More than 50% None of these Less than 60% 0.5 More than 50% None of these Less than 60% ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The unit of Moment of Inertia of a body, is m⁴ m² m³ m m⁴ m² m³ m ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics For lifting a load of 50 kg through a distance of 2.5 cm, an effort of 12.5 kg is moved through a distance of 40 cm. The efficiency of the lifting machine, is 0.75 0.6 0.65 0.7 0.75 0.6 0.65 0.7 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics On a ladder resisting on a smooth ground and leaning against a rough vertical wall, the force of friction acts Downwards at its upper end Towards the wall at its upper end Away from the wall at its upper end Upwards at its upper end Downwards at its upper end Towards the wall at its upper end Away from the wall at its upper end Upwards at its upper end ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Free body diagram is an Isolated joint with internal forces acting on it Isolated joint with only body forces acting on it Isolated joint with all the forces, internal as well as external, acting on it None of these Isolated joint with internal forces acting on it Isolated joint with only body forces acting on it Isolated joint with all the forces, internal as well as external, acting on it None of these ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics ‘ω’ rad/sec is the angular velocity of a crank whose radius is ‘r’. If it makes θ° with inner dead centre and obliquity of the connecting rod ‘l’ is ‘ϕ’, the velocity v of the piston, is given by the equation ω (l sin ϕ + r cos ϕ tan θ) ω² (l cos ϕ + r sin ϕ tan θ) ω² (l sin ϕ + r cos φ tan θ) ω² (l sin ϕ - r cos θ tan ϕ) ω (l sin ϕ + r cos ϕ tan θ) ω² (l cos ϕ + r sin ϕ tan θ) ω² (l sin ϕ + r cos φ tan θ) ω² (l sin ϕ - r cos θ tan ϕ) ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS