Theory of Machine If two moving elements have surface contact in motion, such pair is known as Rolling pair Sliding pair Higher pair Surface pair Rolling pair Sliding pair Higher pair Surface pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In higher pair, the relative motion is Purely rotary Purely sliding Combination of sliding and turning Purely turning Purely rotary Purely sliding Combination of sliding and turning Purely turning ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The displacement of a flat faced follower when it has contact with the flank of a circular arc cam, is given by (where R = Radius of flank, r₁ = Minimum radius of the cam, and θ = Angle turned through by the cam) (R - r₁) (1 - cosθ) R (1 - sinθ) (R - r₁) (1 - sinθ) R (1 - cosθ) (R - r₁) (1 - cosθ) R (1 - sinθ) (R - r₁) (1 - sinθ) R (1 - cosθ) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The secondary unbalanced force due to inertia of reciprocating parts in a reciprocating engine is given by (where m = Mass of reciprocating parts, ω = Angular speed of crank, r = Radius of crank, θ = Angle of inclination of crank with the line of stroke, and n = Ratio of the length of connecting rod to radius of crank) m.ω².r cosθ m.ω².r (cos 2θ/n) m.ω².r (sin 2θ/n) m.ω².r sinθ m.ω².r cosθ m.ω².r (cos 2θ/n) m.ω².r (sin 2θ/n) m.ω².r sinθ ANSWER DOWNLOAD EXAMIANS APP
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 Prime circle Pitch curve Base circle Pitch circle Prime circle Pitch curve Base circle ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A foot step bearing and rotor of a vertical turbine form examples of Successfully constrained motion Partially constrained motion Incompletely constrained motion Completely constrained motion Successfully constrained motion Partially constrained motion Incompletely constrained motion Completely constrained motion ANSWER DOWNLOAD EXAMIANS APP
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