Theory of Machine Which of the following is used to control the speed variations of the engine caused by the fluctuations of the engine turning moment? D-slide valve Meyer's expansion valve Governor Flywheel D-slide valve Meyer's expansion valve Governor Flywheel ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The two elements of a pair are said to form a _________ when they permit relative motion between them. Sliding pair Open pair Kinematic pair None of these Sliding pair Open pair Kinematic pair None of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The train value of a gear train is Equal to velocity ratio of a gear train Always greater than unity Reciprocal of velocity ratio of a gear train Always less than unity Equal to velocity ratio of a gear train Always greater than unity Reciprocal of velocity ratio of a gear train Always less than unity ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following is a turning pair? Ball and a socket joint Lead screw of a lathe with nut Piston and cylinder of a reciprocating steam engine Shaft with collars at both ends fitted into a circular hole Ball and a socket joint Lead screw of a lathe with nut Piston and cylinder of a reciprocating steam engine Shaft with collars at both ends fitted into a circular hole ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When two links are connected by a pin joint, their instantaneous center lies On their point of contact At the center of circle At the pin joint At the center of curvature On their point of contact At the center of circle At the pin joint At the center of curvature ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The primary 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 (sin 2θ/n) m.ω².r (cos 2θ/n) m.ω².r cosθ m.ω².r sinθ m.ω².r (sin 2θ/n) m.ω².r (cos 2θ/n) m.ω².r cosθ ANSWER DOWNLOAD EXAMIANS APP
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