Theory of Machine In a Hartnell governor, the stiffness of the spring is given by (where S1 and S2 = Spring forces exerted on the sleeve at max. and min. radii of rotation, and h = Compression of the spring) (S₁ + S₂) / 2h (S₁ - S₂) / 2h (S₁ + S₂) / h (S₁ - S₂) / h (S₁ + S₂) / 2h (S₁ - S₂) / 2h (S₁ + S₂) / h (S₁ - S₂) / h ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The secondary 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 An eccentric sheave pivoted at one point rotates and transmits oscillatory motion to a link whose one end is pivoted and other end is connected to it. This mechanism has 2 links 5 links 3 links 4 links 2 links 5 links 3 links 4 links ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Frequency of vibrations is usually expressed in Number of cycles per second None of these Number of cycles per minute Number of cycles per hour Number of cycles per second None of these Number of cycles per minute Number of cycles per hour ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Typewriter constitutes Machine Inversion Mechanism Structure Machine Inversion Mechanism Structure ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Transmission angle is the angle between Output link and coupler Input link and coupler Input link and fixed link Output link and fixed link Output link and coupler Input link and coupler Input link and fixed link Output link and fixed link ANSWER DOWNLOAD EXAMIANS APP
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