Theory of Machine The pressure angle of a cam is the angle between the direction of the follower motion and a normal to the Pitch circle Base circle Pitch curve Prime circle Pitch circle Base circle Pitch curve Prime circle ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The velocity of the reciprocating roller follower when it has contact with the straight flanks of the tangent cam, is given by (where ω = Angular velocity of the cam shaft) ω (r₁ r₂) cosθ ω (r₁ + r₂) cosθ cosec2θ ω (r₁ r₂) sinθ ω (r₁ + r₂) sinθ sec2θ ω (r₁ r₂) cosθ ω (r₁ + r₂) cosθ cosec2θ ω (r₁ r₂) sinθ ω (r₁ + r₂) sinθ sec2θ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A pantograph is a mechanism with Higher pairs Rolling pairs Lower pairs Turning pairs Higher pairs Rolling pairs Lower pairs Turning pairs ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A machine mounted on a single coil spring has a period of free vibration of tp . If the spring is cut into four equal parts and placed in parallel and the machine is mounted on them, then the period of free vibration of the new system will become tp /4 tp /16 16 tp 4 tp tp /4 tp /16 16 tp 4 tp ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The power of a Porter governor is equal to [2c²/(1 + 2c)] (m + M) g.h [4c²/(1 + 2c)] (m + M) g.h [c²/(1 + 2c)] (m + M) g.h [3c²/(1 + 2c)] (m + M) g.h [2c²/(1 + 2c)] (m + M) g.h [4c²/(1 + 2c)] (m + M) g.h [c²/(1 + 2c)] (m + M) g.h [3c²/(1 + 2c)] (m + M) g.h ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Sense of tangential acceleration of a link Is same as that of velocity Is opposite to that of velocity Could be either same or opposite to velocity Is perpendicular to that of velocity Is same as that of velocity Is opposite to that of velocity Could be either same or opposite to velocity Is perpendicular to that of velocity ANSWER DOWNLOAD EXAMIANS APP
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