Engineering Mechanics The maximum acceleration of a particle moving with simple harmonic motion is ωr ω/r ω ω²r ωr ω/r ω ω²r ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics An ideal machine is one whose efficiency is Between 80 and 90% 1 Between 60 and 70 % Between 70 and 80% Between 80 and 90% 1 Between 60 and 70 % Between 70 and 80% ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The coefficient of friction depends upon Area of contact Nature of surfaces All of these Shape of the surfaces Area of contact Nature of surfaces All of these Shape of the surfaces ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The linear velocity of a body rotating at ω rad/s along a circular path of radius r is given by ω²/r ω².r ω.r ω/r ω²/r ω².r ω.r ω/r ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The velocity ratio of a differential wheel and axle with 'D' as the diameter of effort wheel and d1 and d2 as the diameters of larger and smaller axles respectively, is D/(d₁ + d₂) 2D/(d₁ - d₂) 2D/(d₁ + d₂) D/(d₁ - d₂) D/(d₁ + d₂) 2D/(d₁ - d₂) 2D/(d₁ + d₂) D/(d₁ - d₂) ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics If tension in the cable supporting a lift moving downwards is half the tension when it is moving upwards, the acceleration of the lift is g/3 None of these g/4 g/2 g/3 None of these g/4 g/2 ANSWER DOWNLOAD EXAMIANS APP