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° 360° 0° 90° 180° 360° 0° 90° ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the axes of the first and last wheels are coaxial, then the train is known as Epicyclic gear train Simple train of wheels Reverted gear train Compound train of wheels Epicyclic gear train Simple train of wheels Reverted gear train Compound train of wheels ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Throw of a cam is the maximum distance of the follower from Base circle Pitch circle Root circle Prime circle Base circle Pitch circle Root circle Prime circle ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A typewriter mechanism has 7 numbers of binary joints, six links and none of higher pairs. The mechanism is Data is not sufficient to determine same Kinematically sound Soundness would depend upon which link is kept fixed Not sound Data is not sufficient to determine same Kinematically sound Soundness would depend upon which link is kept fixed Not sound ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The rotating shafts tend to vibrate violently at whirling speeds because The shafts are rotating at very high speeds Resonance is caused due to the heavy mass of the rotor Bearing centre line coincides with the axis The system is unbalanced The shafts are rotating at very high speeds Resonance is caused due to the heavy mass of the rotor Bearing centre line coincides with the axis The system is unbalanced ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the two elements of a pair have a surface contact when relative motion takes place and the surface of one element slides over the surface of the other, the pair formed is known as a Force-closed pair Lower pair Higher pair Self-closed pair Force-closed pair Lower pair Higher pair Self-closed pair ANSWER DOWNLOAD EXAMIANS APP