Theory of Machine Which of the following statement is correct for involute gears? The pressure angle is constant throughout the teeth engagement. The variation in centre distance of shafts increases radial force. The interference is inherently absent. A convex flank is always in contact with concave flank. The pressure angle is constant throughout the teeth engagement. The variation in centre distance of shafts increases radial force. The interference is inherently absent. A convex flank is always in contact with concave flank. ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A fixed gear having 200 teeth is in mesh with another gear having 50 teeth. The two gears are connected by an arm. The number of turns made by the smaller gear for one revolution of arm about the centre of bigger gear is 3 5 2 4 3 5 2 4 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The periodic time is given by (where ω = Angular velocity of the particle in rad/s) 2π/ω π/ω ω/2π ω × 2π 2π/ω π/ω ω/2π ω × 2π ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following disciplines provides study of the relative motion between the parts of a machine and the forces acting on the parts? Theory of machines Applied mechanics Kinetics Mechanisms Theory of machines Applied mechanics Kinetics Mechanisms ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The displacement of a flat faced follower when it has contact with the flank of a circular arc cam, is given by (where R = Radius of flank, r₁ = Minimum radius of the cam, and θ = Angle turned through by the cam) (R - r₁) (1 - cosθ) R (1 - sinθ) (R - r₁) (1 - sinθ) R (1 - cosθ) (R - r₁) (1 - cosθ) R (1 - sinθ) (R - r₁) (1 - sinθ) R (1 - cosθ) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Governor is used in automobile to Decrease the variation of speed Limit the vehicle speed Maintain constant engine speed Maximize the fuel economy Decrease the variation of speed Limit the vehicle speed Maintain constant engine speed Maximize the fuel economy ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS