Theory of Machine In a ball bearing, ball and bearing forms a Rolling pair Turning pair Screw pair Spherical pair Rolling pair Turning pair Screw pair Spherical pair 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 The periodic time is given by (where ω = Angular velocity of the particle in rad/s) 2π/ω ω × 2π π/ω ω/2π 2π/ω ω × 2π π/ω ω/2π 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 One is a turning pair and three are sliding pairs Each of the four pairs is a turning pair Two are turning pairs and two are sliding pairs Three are turning pairs and one is a sliding pair One is a turning pair and three are sliding pairs Each of the four pairs is a turning pair Two are turning pairs and two are sliding pairs ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The primary 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 (sin 2θ/n) m.ω².r (cos 2θ/n) m.ω².r cosθ m.ω².r sinθ m.ω².r (sin 2θ/n) m.ω².r (cos 2θ/n) m.ω².r cosθ m.ω².r sinθ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The unbalanced primary forces in a reciprocating engine are Balanced partially Balanced by secondary forces Not balanced Balanced completely Balanced partially Balanced by secondary forces Not balanced Balanced completely ANSWER DOWNLOAD EXAMIANS APP