Theory of Machine If ‘D₁’ and ‘D₂’ be the diameters of driver and driven pulleys, then belt speed is proportional to D₁ D₁.D₂ D₁/D₂ D₂/D₁ D₁ D₁.D₂ D₁/D₂ D₂/D₁ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a four-bar chain it is required to give an oscillatory motion to the follower for a continuous rotation of the crank. For the lengths of 50 mm of crank and 70 mm of the follower, determine theoretical maximum length of coupler. The distance between fixed pivots of crank and followers is Slightly less than 95 mm 45 mm Slightly more than 95 mm 95 mm Slightly less than 95 mm 45 mm Slightly more than 95 mm 95 mm ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The example of successfully constrained motion is a All of these Motion of an I.C. engine valve Piston reciprocating inside an engine cylinder Motion of the shaft between a footstep bearing All of these Motion of an I.C. engine valve Piston reciprocating inside an engine cylinder Motion of the shaft between a footstep bearing ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The Klein's method of construction for reciprocating engine mechanism Utilizes a quadrilateral similar to the diagram of mechanism for reciprocating engine Is based on acceleration diagram Is a simplified form of instantaneous center method Enables determination of Cariole’s component Utilizes a quadrilateral similar to the diagram of mechanism for reciprocating engine Is based on acceleration diagram Is a simplified form of instantaneous center method Enables determination of Cariole’s component ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The periodic time of one oscillation for a simple pendulum is 2π. √(g/l) (1/2π). √(g/l) 2π. √(l/g) (1/2π). √(l/g) 2π. √(g/l) (1/2π). √(g/l) 2π. √(l/g) (1/2π). √(l/g) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine For an isochronous Hartnell governor (where r₁ and r₂ = Maximum and minimum radius of rotation of balls respectively, S₁ and S₂ = Maximum and minimum force exerted on the sleeve respectively, and M = Mass on the sleeve) S₁/S₂ = r₁/r₂ S₂/S₁ = r₁/r₂ (m.g - S₁)/(m.g - S₂) = r₂/r₁ (m.g + S₁)/(m.g + S₂) = r₁/r₂ S₁/S₂ = r₁/r₂ S₂/S₁ = r₁/r₂ (m.g - S₁)/(m.g - S₂) = r₂/r₁ (m.g + S₁)/(m.g + S₂) = r₁/r₂ ANSWER DOWNLOAD EXAMIANS APP
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