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/2) cosφ r cosφ r tanφ r sinφ (r/2) cosφ r cosφ r tanφ r sinφ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Pitch point on a cam is The point on cam pitch curve having the maximum pressure angle Any point on pitch circle The point on cam pitch curve having the minimum pressure angle Any point on pitch curve The point on cam pitch curve having the maximum pressure angle Any point on pitch circle The point on cam pitch curve having the minimum pressure angle Any point on pitch curve ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Elements of pairs held together mechanically is known as Rolling pair Closed pair Mechanical pair Open pair Rolling pair Closed pair Mechanical pair Open pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a multiple V-belt drive, when a single belt is damaged, it is preferable to change the complete set to Reduce slip Ensure uniform loading Reduce vibration Ensure proper alignment Reduce slip Ensure uniform loading Reduce vibration Ensure proper alignment ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Sensitiveness of the governor is defined as the ratio of the Mean speed to the minimum equilibrium speed Sum of the maximum and minimum equilibrium speeds to the mean speed Mean speed to the maximum equilibrium speed Difference of the maximum and minimum equilibrium speeds to the mean speed Mean speed to the minimum equilibrium speed Sum of the maximum and minimum equilibrium speeds to the mean speed Mean speed to the maximum equilibrium speed Difference of the maximum and minimum equilibrium speeds to the mean speed ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The secondary unbalanced force is maximum when the angle of inclination of the crank with the line of stroke is None of these Both (A) and (B) 0° and 90° 180° and 360° None of these Both (A) and (B) 0° and 90° 180° and 360° ANSWER DOWNLOAD EXAMIANS APP
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