Theory of Machine The secondary unbalanced force is __________ the primary unbalanced force. 1/n times Two-third One-half n times 1/n times Two-third One-half n times ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a four stroke I.C. engine, the turning moment during the compression stroke is Negative throughout Positive during major portion of the stroke Positive throughout Negative during major portion of the stroke Negative throughout Positive during major portion of the stroke Positive throughout Negative during major portion of the stroke ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine ________ is an inversion of Double slider crank chain. Reciprocating engine Coupling rod of a locomotive Hand pump Scotch yoke mechanism Reciprocating engine Coupling rod of a locomotive Hand pump Scotch yoke mechanism ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The natural frequency of free torsional vibrations of a shaft is equal to (where q = Torsional stiffness of the shaft, and I = Mass moment of inertia of the disc attached at the end of a shaft) 1/2π 2π qI 2π. √(q/I) (1/2π). √(q/I) 1/2π 2π qI 2π. √(q/I) (1/2π). √(q/I) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The mechanism consisting of three turning pairs and one sliding pair, is called a Whitworth quick return motion mechanism Crank and slotted lever quick return motion mechanism Single slider crank chain All of these Whitworth quick return motion mechanism Crank and slotted lever quick return motion mechanism Single slider crank chain All of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a Hartnell governor, the lift of the sleeve is given by (where r₁ and r₂ = Max. and min. radii of rotation, x = Length of ball arm of the lever, and y = Length of sleeve arm of the lever) (r₁ - r₂) (x/y) (r₁ + r₂) (x/y) (r₁ - r₂) (y/x) (r₁ + r₂) (y/x) (r₁ - r₂) (x/y) (r₁ + r₂) (x/y) (r₁ - r₂) (y/x) (r₁ + r₂) (y/x) ANSWER DOWNLOAD EXAMIANS APP
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