Theory of Machine In a four stroke I.C. engine, the turning moment during the compression stroke is Negative throughout Positive throughout Negative during major portion of the stroke Positive during major portion of the stroke Negative throughout Positive throughout Negative during major portion of the stroke Positive during major portion of the stroke ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following is a higher pair? Turning pair Belt and pulley Screw pair Sliding pair Turning pair Belt and pulley Screw pair Sliding pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a single slider crank chain 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 Three are turning pairs and one is a sliding pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The distance by which the __________ of the D-slide valve overlaps the steam port is called exhaust lap. Corners Outer edge Inner edge None of these Corners Outer edge Inner edge None of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following statement is correct for involute gears? The pressure angle is constant throughout the teeth engagement. A convex flank is always in contact with concave flank. The variation in centre distance of shafts increases radial force. The interference is inherently absent. The pressure angle is constant throughout the teeth engagement. A convex flank is always in contact with concave flank. The variation in centre distance of shafts increases radial force. The interference is inherently absent. ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Angle of dwell of cam is defined as the angle Through which the cam rotates during the period in which the follower remains in the highest position During which the follower returns to its initial position Moved by the cam from the instant the follower begins to rise, till it reaches its highest position Of rotation of the cam for definite displacement of the follower Through which the cam rotates during the period in which the follower remains in the highest position During which the follower returns to its initial position Moved by the cam from the instant the follower begins to rise, till it reaches its highest position Of rotation of the cam for definite displacement of the follower ANSWER DOWNLOAD EXAMIANS APP