Theory of Machine The frequency of damped vibrations with viscous damping is ________ the frequency of undamped vibrations. Less than None of these More than Same as Less than None of these More than Same as ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Coriolis component acts None of these Along sliding surfaces Somewhere in between above two Perpendicular to sliding surfaces None of these Along sliding surfaces Somewhere in between above two Perpendicular to sliding surfaces 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 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 m.ω².r (sin 2θ/n) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine An imaginary circle which by pure rolling action, gives the same motion as the actual gear, is called Pitch circle Dedendum circle Clearance circle Addendum circle Pitch circle Dedendum circle Clearance circle Addendum circle ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the two elements of a pair have __________ when in motion, it is said to a lower pair. Line or point contact Body contact None of these Surface contact Line or point contact Body contact None of these Surface contact ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Relationship between the number of links (L) and number of pairs (P) is P = 2L + 2 P = 2L - 2 P = 2L + 4 P = 2L - 4 P = 2L + 2 P = 2L - 2 P = 2L + 4 P = 2L - 4 ANSWER DOWNLOAD EXAMIANS APP