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 Towards the wall at its upper end Away from the wall at its upper end Downwards at its upper end Upwards at its upper end Towards the wall at its upper end Away from the wall at its upper end Downwards at its upper end Upwards at its upper end ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics For a self-locking machine, the efficiency should be None of these Less than 60% More than 50% 0.5 None of these Less than 60% More than 50% 0.5 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Power can be expressed as Work/distance Work × time Work/time Work/energy Work/distance Work × time Work/time Work/energy 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 Sum of the forces multiplied by the tangent θ° Arithmetical sum of the resolved parts of the forces in the direction Difference of the forces multiplied by cosine θ° Algebraic sum of the resolved parts of the forces in the direction Sum of the forces multiplied by the tangent θ° Arithmetical sum of the resolved parts of the forces in the direction Difference of the forces multiplied by cosine θ° Algebraic sum of the resolved parts of the forces in the direction ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics One end of an elastic string of natural length / and modulus X is kept fixed while to the other end is attached a particle of mass m which is hanging freely under gravity. The particle is pulled down vertically through a distance x, held at rest and then released. The motion is a rectilinear motion with constant speed a simple harmonic motion None of these a damped oscillatory motion a rectilinear motion with constant speed a simple harmonic motion None of these a damped oscillatory motion ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A system of coplanar forces is in equilibrium when Force polygon closes Funicular polygon closes All the forces are concurrent Both force polygon" and funicular polygon close Force polygon closes Funicular polygon closes All the forces are concurrent Both force polygon" and funicular polygon close ANSWER DOWNLOAD EXAMIANS APP