Engineering Mechanics A force while acting on a body may Balance the forces, already acting on it Change its motion Give rise to the internal stresses in it All of these Balance the forces, already acting on it Change its motion Give rise to the internal stresses in it All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A machine having an efficiency less than 50%, is known as Reversible machine Non-reversible machine Neither reversible nor non-reversible machine Ideal machine Reversible machine Non-reversible machine Neither reversible nor non-reversible machine Ideal machine ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics One joule is equal to 0.1 N-m 100 N-m 1 N-m 10 N-m 0.1 N-m 100 N-m 1 N-m 10 N-m ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics If a number of forces are acting at a point, their resultant will be inclined at an angle 'θ' with the horizontal, such that tanθ = ΣV/ΣH tanθ = √(ΣV + ΣH) tanθ = ΣV × ΣH tanθ = ΣH/ΣV tanθ = ΣV/ΣH tanθ = √(ΣV + ΣH) tanθ = ΣV × ΣH tanθ = ΣH/ΣV ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics On a ladder resting on smooth ground and leaning against vertical wall, the force of friction will be 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 Towards the wall at its upper end ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics For any system of coplanar forces, the condition of equilibrium is that the Algebraic sum of the horizontal components of all the forces should be zero Algebraic sum of the vertical components of all the forces should be zero Algebraic sum of moments of all the forces about any point should be zero All of these Algebraic sum of the horizontal components of all the forces should be zero Algebraic sum of the vertical components of all the forces should be zero Algebraic sum of moments of all the forces about any point should be zero All of these ANSWER DOWNLOAD EXAMIANS APP