Theory of Machine If ω/ωn is very high 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 In a cone pulley, if the sum of radii of the pulleys on the driving and driven shafts is constant, then Open belt drive is recommended Both open belt drive and crossed belt drive is recommended Crossed belt drive is recommended The drive is recommended depending upon the torque transmitted Open belt drive is recommended Both open belt drive and crossed belt drive is recommended Crossed belt drive is recommended The drive is recommended depending upon the torque transmitted ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The factional torque for square thread at the mean radius r while raising load W is given by T = W.r tanφ T = W.r tanα T = W.r tan(φ - α) T = W.r tan(φ + α) T = W.r tanφ T = W.r tanα T = W.r tan(φ - α) T = W.r tan(φ + α) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the two elements of a pair have __________ when in motion, it is said to a lower pair. Body contact Surface contact None of these Line or point contact Body contact Surface contact None of these Line or point contact ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The amplitude of vibration is always __________ the radius of the circle. Less than Greater than None of these Equal to Less than Greater than None of these Equal to ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In order to give a complete secondary balance of a multi-cylinder inline engine, The algebraic sum of the couples about any point in the plane of the secondary forces must be equal to zero The algebraic sum of the secondary forces must be equal to zero None of these Both (A) and (B) The algebraic sum of the couples about any point in the plane of the secondary forces must be equal to zero The algebraic sum of the secondary forces must be equal to zero None of these Both (A) and (B) ANSWER DOWNLOAD EXAMIANS APP
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