Theory of Machine The secondary unbalanced force is maximum when the angle of inclination of the crank with the line of stroke is Both (A) and (B) 0° and 90° None of these 180° and 360° Both (A) and (B) 0° and 90° None of these 180° and 360° ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following is false statement in respect of differences between machine and structure? Machines transmit mechanical work, whereas structures transmit forces In machines, relative motion exists between its members, whereas same does not exist in case of structures Efficiency of machines as well as structures is below 100 % Machines modify movement and work, whereas structures modify forces Machines transmit mechanical work, whereas structures transmit forces In machines, relative motion exists between its members, whereas same does not exist in case of structures Efficiency of machines as well as structures is below 100 % Machines modify movement and work, whereas structures modify forces ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The motion of a shaft in a circular hole is an example of None of these Successfully constrained motion Completely constrained motion Incompletely constrained motion None of these Successfully constrained motion Completely constrained motion Incompletely constrained motion 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 The maximum or minimum value of the swaying couple is ± (a/√2) (1 - c) m.ω².r ± a (1 - c) m.ω².r ± c.m.ω².r ± 2a (1 - c) m.ω².r ± (a/√2) (1 - c) m.ω².r ± a (1 - c) m.ω².r ± c.m.ω².r ± 2a (1 - c) m.ω².r ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the sleeve of a Porter governor moves upwards, the governor speed First increases and then decreases Remain unaffected Decreases Increases First increases and then decreases Remain unaffected Decreases Increases ANSWER DOWNLOAD EXAMIANS APP