Theory of Machine Lower pairs are those which have Point or line contact between the two elements when in motion Two elements that permit relative motion Surface contact between the two elements when in motion Elements of pairs not held together mechanically Point or line contact between the two elements when in motion Two elements that permit relative motion Surface contact between the two elements when in motion Elements of pairs not held together mechanically ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following is an inversion of Single slider crank chain? Elliptical trammel Beam engine Oldham’s coupling Rotary engine Elliptical trammel Beam engine Oldham’s coupling Rotary engine ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The Coriolis component of acceleration acts Perpendicular to the sliding surface Along the sliding surface At 45° to the sliding surface Parallel to the sliding surface Perpendicular to the sliding surface Along the sliding surface At 45° to the sliding surface Parallel to the sliding surface ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Pitch point on a cam is Any point on pitch circle The point on cam pitch curve having the minimum pressure angle The point on cam pitch curve having the maximum pressure angle Any point on pitch curve Any point on pitch circle The point on cam pitch curve having the minimum pressure angle The point on cam pitch curve having the maximum pressure angle Any point on pitch curve ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The example of lower pair is Straight line motion mechanisms Automobile steering gear Shaft revolving in a bearing All of these Straight line motion mechanisms Automobile steering gear Shaft revolving in a bearing All of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a four bar chain or quadric cycle chain Three are turning pairs and one is a sliding pair Two are turning pairs and two are sliding pairs One is a turning pair and three are sliding pairs Each of the four pairs is a turning pair Three are turning pairs and one is a sliding pair Two are turning pairs and two are sliding pairs One is a turning pair and three are sliding pairs Each of the four pairs is a turning pair ANSWER DOWNLOAD EXAMIANS APP
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