Theory of Machine When a body moves with simple harmonic motion, the product of its periodic time and frequency is equal to π One Zero π/2 π One Zero π/2 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The natural frequency of free transverse vibrations due to uniformly distributed load acting over a simply supported shaft is (where δS = Static deflection of simply supported shaft due to uniformly distributed load) 0.4985/ √δS 0.6253/ √δS 0.5615/ √δS 0.571/ √δS 0.4985/ √δS 0.6253/ √δS 0.5615/ √δS 0.571/ √δS ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The moment on the pulley which produces rotation is called Inertia Torque Momentum Moment of momentum Inertia Torque Momentum Moment of momentum ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The partial balancing of reciprocating parts in locomotives produces All of these Variation in tractive force along the line of stroke Swaying couple Hammer blow All of these Variation in tractive force along the line of stroke Swaying couple Hammer blow ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the addenda on pinion and wheel is such that the path of approach and path of recess are half of their maximum possible values, then the length of the path of contact is given by (where r = Pitch circle radius of pinion, R = Pitch circle radius of wheel, and φ = Pressure angle) [(r + R) sinφ]/2 [(r + R) cosφ]/2 [(r² + R²) cosφ]/2 [(r² + R²) sinφ]/2 [(r + R) sinφ]/2 [(r + R) cosφ]/2 [(r² + R²) cosφ]/2 [(r² + R²) sinφ]/2 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The tractive force in a locomotive with two cylinders is given by (where c = Fraction of reciprocating parts per cylinder, m = Mass of reciprocating parts, ω = Angular speed of crank, r = Radius of crank, and θ = Angle of inclination of crank to the line of stroke) (1 - c).m.ω².r (cosθ - sinθ) m.ω².r sinθ m.ω².r cosθ m.ω².r (cosθ - sinθ) (1 - c).m.ω².r (cosθ - sinθ) m.ω².r sinθ m.ω².r cosθ m.ω².r (cosθ - sinθ) ANSWER DOWNLOAD EXAMIANS APP
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