Theory of Machine According to Kennedy's theorem, if three bodies have plane motions, their instantaneous centers lie on A. A triangle A straight line Two lines A triangle A point A straight line Two lines A triangle A point ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The transmissibility, for all values of damping factor, will be less than unity, if ω/ωn is Equal to 2 Less than 2 Greater than 2 Equal to 1 Equal to 2 Less than 2 Greater than 2 Equal to 1 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 cosθ m.ω².r (cos 2θ/n) m.ω².r sinθ m.ω².r (sin 2θ/n) m.ω².r cosθ m.ω².r (cos 2θ/n) m.ω².r sinθ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Length of arc of contact is given by Arc of approach / Arc of recess Arc of approach - Arc of recess Arc of approach + Arc of recess Arc of approach × Arc of recess Arc of approach / Arc of recess Arc of approach - Arc of recess Arc of approach + Arc of recess Arc of approach × Arc of recess ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The cam and follower is an example of Higher pair Sliding pair Rolling pair Lower pair Higher pair Sliding pair Rolling pair Lower pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a four stroke I.C. engine, the turning moment during the compression stroke is Negative throughout Negative during major portion of the stroke Positive during major portion of the stroke Positive throughout Negative throughout Negative during major portion of the stroke Positive during major portion of the stroke Positive throughout ANSWER DOWNLOAD EXAMIANS APP
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