Theory of Machine The swaying couple is maximum or minimum when the angle of inclination of the crank to the line of stroke (θ) is equal to 270° and 360° 45° and 225° 90° and 180° 180° and 270° 270° and 360° 45° and 225° 90° and 180° 180° and 270° 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 Ensure uniform loading Ensure proper alignment Reduce slip Reduce vibration Ensure uniform loading Ensure proper alignment Reduce slip Reduce vibration ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A foot step bearing and rotor of a vertical turbine form examples of Incompletely constrained motion Partially constrained motion Completely constrained motion Successfully constrained motion Incompletely constrained motion Partially constrained motion Completely constrained motion Successfully constrained motion ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine If ω/ωn is very low for a body vibrating under steady state vibrations, the phase angle for all values of damping factors, will tend to approach 180° 90° 360° 0° 180° 90° 360° 0° ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine If two moving elements have surface contact in motion, such pair is known as Sliding pair Surface pair Rolling pair Higher pair Sliding pair Surface pair Rolling pair Higher pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following is an example of a higher pair? Ball and roller bearing Belt and rope drive All of the listed here Toothed gearing Ball and roller bearing Belt and rope drive All of the listed here Toothed gearing ANSWER DOWNLOAD EXAMIANS APP