Theory of Machine According to Kennedy's theorem, if three bodies have plane motions, their instantaneous centers lie on A. A triangle Two lines A triangle A point A straight line Two lines A triangle A point A straight line ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine What is the number of instantaneous centers for an eight link mechanism? 8 15 28 30 8 15 28 30 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The efficiency of a screw jack is maximum, when (where α = Helix angle, and φ = Angle of friction) α = 45° - φ/2 α = 90° + φ α = 45° + φ/2 α = 90° - φ α = 45° - φ/2 α = 90° + φ α = 45° + φ/2 α = 90° - φ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When a body moves with simple harmonic motion, the product of its periodic time and frequency is equal to π/2 One Zero π π/2 One Zero π ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The values of velocity and acceleration of piston at near dead center for a slider-crank mechanism will be cor, 0 0, and less than coV 0, and more than co2r 0, 0 cor, 0 0, and less than coV 0, and more than co2r 0, 0 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Sense of tangential acceleration of a link Is opposite to that of velocity Is same as that of velocity Could be either same or opposite to velocity Is perpendicular to that of velocity Is opposite to that of velocity Is same as that of velocity Could be either same or opposite to velocity Is perpendicular to that of velocity ANSWER DOWNLOAD EXAMIANS APP