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 A rotary internal combustion engine has __________ cylinders. Seven Six Five Four Seven Six Five Four ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the crank is at the inner dead center, in a reciprocating steam engine, then the acceleration of the piston will be ω²r. n/(n - 1) ω²r. n/(n + 1) ω²r. (n - 1)/n ω²r. (n + 1)/n ω²r. n/(n - 1) ω²r. n/(n + 1) ω²r. (n - 1)/n ω²r. (n + 1)/n ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Crowning on pulleys helps In increasing velocity ratio For automatic adjustment of belt position so that belt runs centrally Increase belt and pulley life In decreasing the slip of the belt In increasing velocity ratio For automatic adjustment of belt position so that belt runs centrally Increase belt and pulley life In decreasing the slip of the belt ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A torsional system with discs of moment of inertia I₁ and I₂ as shown in the below figure, is gear driven such that the ratio of speed of shaft B to shaft A is 'G'. Neglecting the inertia of gears, the equivalent inertia of disc on shaft B at the speed of shaft A is equal to I₂/G I₂/G² G.I₂ G².I₂ I₂/G I₂/G² G.I₂ G².I₂ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A point B on a rigid link AB moves with respect to A with angular velocity ω rad/s. The total acceleration of B with respect to A will be equal to Vector sum of tangential component and Coriolis component Vector sum of radial component and Coriolis component Vector difference of radial component and tangential component Vector sum of radial component and tangential component Vector sum of tangential component and Coriolis component Vector sum of radial component and Coriolis component Vector difference of radial component and tangential component Vector sum of radial component and tangential component ANSWER DOWNLOAD EXAMIANS APP