Theory of Machine The advantage of the piston valve over the slide valve is that in the former case The pressure developed being high provides tight sealing Power absorbed is less Both wear and power absorbed are low Wear is less The pressure developed being high provides tight sealing Power absorbed is less Both wear and power absorbed are low Wear is less ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Longitudinal vibrations are said to occur when the particles of a body moves None of these Parallel to its axis Perpendicular to its axis In a circle about its axis None of these Parallel to its axis Perpendicular to its axis In a circle about its axis ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Ackermann steering gear consists of Rolling pairs Sliding pairs Higher pairs Turning pairs Rolling pairs Sliding pairs Higher pairs Turning pairs ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following statements regarding laws governing the friction between dry surfaces are correct? All of these The friction force is dependent on the materials of the contact surfaces. The friction force is directly proportional to the normal force. The friction force is independent of me area of contact. All of these The friction force is dependent on the materials of the contact surfaces. The friction force is directly proportional to the normal force. The friction force is independent of me area of contact. ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Idler pulley is used For applying tension For increasing velocity ratio For changing the direction of motion of the belt All of the listed here For applying tension For increasing velocity ratio For changing the direction of motion of the belt All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The retardation of a flat faced follower when it has contact at the apex of the nose of a circular arc cam, is given by (where OQ = Distance between the centre of circular flank and centre of nose) ω² × OQ sinθ ω² × OQ tanθ ω² × OQ cosθ ω² × OQ ω² × OQ sinθ ω² × OQ tanθ ω² × OQ cosθ ω² × OQ ANSWER DOWNLOAD EXAMIANS APP