Theory of Machine The relative velocity of B with respect to A in a rigid link AB is At 45° to AB Parallel to AB Along AB Perpendicular to AB At 45° to AB Parallel to AB Along AB Perpendicular to AB ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The critical speed of a shaft with a disc supported in between is equal to the natural frequency of the system in Torsional vibrations Transverse vibrations Longitudinal vibrations All of these Torsional vibrations Transverse vibrations Longitudinal vibrations All of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The essential condition of placing the two masses, so that the system becomes dynamically equivalent, is (where l₁ and l₂ = Distance of two masses from the centre of gravity of the body, and kG = Radius of gyration of the body) l₁l₂ = kG l₁l₂ = kG² l₁ = kG l₂ = kG l₁l₂ = kG l₁l₂ = kG² l₁ = kG l₂ = kG ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The two parallel and coplanar shafts are connected by gears having teeth parallel to the axis of the shaft. This arrangement is known as Helical gearing Bevel gearing Spiral gearing Spur gearing Helical gearing Bevel gearing Spiral gearing Spur gearing ANSWER DOWNLOAD EXAMIANS APP
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 0° 180° 360° 90° 0° 180° 360° 90° ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Sense of tangential acceleration of a link Is same as that of velocity Could be either same or opposite to velocity Is opposite to that of velocity Is perpendicular to that of velocity Is same as that of velocity Could be either same or opposite to velocity Is opposite to that of velocity Is perpendicular to that of velocity ANSWER DOWNLOAD EXAMIANS APP
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