Theory of Machine The advantage of the piston valve over the slide valve is that in the former case Power absorbed is less The pressure developed being high provides tight sealing Wear is less Both wear and power absorbed are low Power absorbed is less The pressure developed being high provides tight sealing Wear is less Both wear and power absorbed are low ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The power of a Porter governor is equal to [4c²/(1 + 2c)] (m + M) g.h [c²/(1 + 2c)] (m + M) g.h [2c²/(1 + 2c)] (m + M) g.h [3c²/(1 + 2c)] (m + M) g.h [4c²/(1 + 2c)] (m + M) g.h [c²/(1 + 2c)] (m + M) g.h [2c²/(1 + 2c)] (m + M) g.h [3c²/(1 + 2c)] (m + M) g.h ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a vibrating system, if the actual damping coefficient is 40 N/m/s and critical damping coefficient is 420 N/m/s, then logarithmic decrement is equal to 0.6 0.2 0.4 0.8 0.6 0.2 0.4 0.8 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The unbalanced force due to revolving masses Varies in magnitude but constant in direction Varies in direction but constant in magnitude Constant in magnitude and direction both Varies in magnitude and direction both Varies in magnitude but constant in direction Varies in direction but constant in magnitude Constant in magnitude and direction both Varies in magnitude and direction both ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Angular acceleration of a link can be determined by dividing the Centripetal component of acceleration with length of link Tangential component of acceleration with length of link Resultant acceleration with length of link All of these Centripetal component of acceleration with length of link Tangential component of acceleration with length of link Resultant acceleration with length of link All of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a drag link quick return mechanism, the shortest link is always fixed. The sum of the shortest and longest link is Less than sum of other two Equal to sum of other two There is no such relationship Greater than sum of other two Less than sum of other two Equal to sum of other two There is no such relationship Greater than sum of other two ANSWER DOWNLOAD EXAMIANS APP
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