Theory of Machine Pitch point on a cam is Any point on pitch circle The point on cam pitch curve having the maximum pressure angle The point on cam pitch curve having the minimum pressure angle Any point on pitch curve Any point on pitch circle The point on cam pitch curve having the maximum pressure angle The point on cam pitch curve having the minimum pressure angle Any point on pitch curve ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A spring controlled governor is said to be unstable when the controlling force Increases as the radius of rotation increases Remains constant for all radii of rotation Increases as the radius of rotation decreases Decreases as the radius of rotation increases Increases as the radius of rotation increases Remains constant for all radii of rotation Increases as the radius of rotation decreases Decreases as the radius of rotation increases ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the body is suspended at the point of suspension, its periodic time and frequency will be ________ as compared to the body suspended at the point of percussion. Same None of these Four times Two times Same None of these Four times Two times ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The maximum efficiency of spiral gears is (where θ = Shaft angle, and φ = Friction angle) cos (θ + φ) + 1/ cos (θ - φ) + 1 cos (θ - φ) + 1/ sin (θ + φ) + 1 sin (θ + φ) + 1/ cos (θ - φ) + 1 cos (θ - φ) + 1/ cos (θ + φ) + 1 cos (θ + φ) + 1/ cos (θ - φ) + 1 cos (θ - φ) + 1/ sin (θ + φ) + 1 sin (θ + φ) + 1/ cos (θ - φ) + 1 cos (θ - φ) + 1/ cos (θ + φ) + 1 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The radius of a friction circle for a shaft rotating inside a bearing is (where r = Radius of shaft, and tan φ = Coefficient of friction between the shaft and bearing) r sinφ r cosφ (r/2) cosφ r tanφ r sinφ r cosφ (r/2) cosφ r tanφ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Throw of a cam is the maximum distance of the follower from Root circle Pitch circle Prime circle Base circle Root circle Pitch circle Prime circle Base circle ANSWER DOWNLOAD EXAMIANS APP
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