Theory of Machine A single degree of freedom system is given by, m × (d²x/dt²) + c × (dx/dt) + sx = F.cosω.t with usual notations. It represents Free vibration with damping Forced vibration without damping Forced vibration with damping Free vibration without damping Free vibration with damping Forced vibration without damping Forced vibration with damping Free vibration without damping ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a steam engine, the link constitutes a Crank pin, crankshaft and flywheel All of these Connecting rod with big and small end brasses, caps and bolts Piston, piston rod and cross-head Crank pin, crankshaft and flywheel All of these Connecting rod with big and small end brasses, caps and bolts Piston, piston rod and cross-head ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the nature of contact between the elements of a pair is such that one element can turn about the other by screw threads, the pair is known as a Sliding pair Screw pair Turning pair Spherical pair Sliding pair Screw pair Turning pair Spherical pair 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) m.ω².r cosθ (1 - c).m.ω².r (cosθ - sinθ) m.ω².r sinθ m.ω².r (cosθ - sinθ) m.ω².r cosθ (1 - c).m.ω².r (cosθ - sinθ) m.ω².r sinθ m.ω².r (cosθ - sinθ) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A reed type tachometer use the principle of Longitudinal vibration Damped free vibration Torsional vibration Transverse vibration Longitudinal vibration Damped free vibration Torsional vibration Transverse vibration ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The brake commonly used in railway trains is Internal expanding brake Band and block brake Shoe brake Band brake Internal expanding brake Band and block brake Shoe brake Band brake ANSWER DOWNLOAD EXAMIANS APP
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