Theory of Machine The relation between number of pairs (p) forming a kinematic chain and the number of links (l) is l = 2p - 3 l = 2p - 5 l = 2p - 4 l = 2p - 2 l = 2p - 3 l = 2p - 5 l = 2p - 4 l = 2p - 2 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 sinθ m.ω².r (cos 2θ/n) m.ω².r (sin 2θ/n) m.ω².r cosθ m.ω².r sinθ m.ω².r (cos 2θ/n) m.ω².r (sin 2θ/n) m.ω².r cosθ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In gramophones for adjusting the speed of the turntable, the following type of governor is commonly employed Pickering governor Hartung governor Wilson Hartnell governor Inertia governor Pickering governor Hartung governor Wilson Hartnell governor Inertia governor ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following is an inversion of a single slider crank chain? Rotary internal combustion engine All of these Oscillating cylinder engine Pendulum pump Rotary internal combustion engine All of these Oscillating cylinder engine Pendulum pump ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The Klein's diagram is used when Crank has uniform angular acceleration Crank has nonuniform angular acceleration Crank has uniform angular velocity Crank has nonuniform angular velocity Crank has uniform angular acceleration Crank has nonuniform angular acceleration Crank has uniform angular velocity Crank has nonuniform angular velocity ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A shaft has two heavy rotors mounted on it. The transverse natural frequencies, considering each of the rotor separately, are 100 Hz and 200 Hz respectively. The lowest critical speed is 9,360 r.p.m. 6,000 r.p.m. 12,000 r.p.m. 5,367 r.p.m. 9,360 r.p.m. 6,000 r.p.m. 12,000 r.p.m. 5,367 r.p.m. ANSWER DOWNLOAD EXAMIANS APP
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