Theory of Machine If two moving elements have surface contact in motion, such pair is known as Sliding pair Surface pair Rolling pair Higher pair Sliding pair Surface pair Rolling pair Higher pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The C.G. of a link in any mechanism would experience No acceleration Angular acceleration Both angular and linear accelerations Linear acceleration No acceleration Angular acceleration Both angular and linear accelerations Linear acceleration ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In an open pair, the two elements of a pair Are kept in contact by the action of external forces, when in motion Are not held together mechanically Have a line or point contact when in motion Have a surface contact when in motion Are kept in contact by the action of external forces, when in motion Are not held together mechanically Have a line or point contact when in motion Have a surface contact when in motion ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The example of higher pair is Belt, rope and chain drives Ball and roller bearings All of these Gears, cams Belt, rope and chain drives Ball and roller bearings All of these Gears, cams ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The Klein's method of construction for reciprocating engine mechanism Enables determination of Cariole’s component Utilizes a quadrilateral similar to the diagram of mechanism for reciprocating engine Is based on acceleration diagram Is a simplified form of instantaneous center method Enables determination of Cariole’s component Utilizes a quadrilateral similar to the diagram of mechanism for reciprocating engine Is based on acceleration diagram Is a simplified form of instantaneous center method ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a steam engine, the earlier cut-off with a simple slide valve may be obtained by increasing the steam lap and the angle of advance of the eccentric but keeping constant the travel and lead of the valve, this method will Reduce maximum opening of port to steam Reduce length of effective stroke of piston Cause withdrawing or throttling of steam All of the listed here Reduce maximum opening of port to steam Reduce length of effective stroke of piston Cause withdrawing or throttling of steam All of the listed here ANSWER DOWNLOAD EXAMIANS APP