Theory of Machine The number of links in pantograph mechanism is equal to 4 3 5 2 4 3 5 2 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine V-belts are usually used for Long drives Long and short drives None of these Short drives Long drives Long and short drives None of these Short drives ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A body is said to be under forced vibrations, when No external force acts on a body, after giving it an initial displacement There is a reduction in amplitude after every cycle of vibration A body vibrates under the influence of external force None of these No external force acts on a body, after giving it an initial displacement There is a reduction in amplitude after every cycle of vibration A body vibrates under the influence of external force None of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The balancing weights are introduced in planes parallel to the plane of rotation of the disturbing mass. To obtain complete dynamic balance, the minimum number of balancing weights to be introduced in different planes is 4 1 2 3 4 1 2 3 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A shaft has an attached disc at the centre of its length. The disc has its centre of gravity located at a distance of 2 mm from the axis of the shaft. When the shaft is allowed to vibrate in its natural bow-shaped mode, it has a frequency of vibration of 10 rad/s. When the shaft is rotated at 300 r.p.m., it will whirl with a radius of 3.0 mm 2.50 mm 2 mm 2.22 mm 3.0 mm 2.50 mm 2 mm 2.22 mm ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The stress induced in a body will be shear stress, when it is subjected to Transverse vibrations Torsional vibrations Longitudinal vibrations None of these Transverse vibrations Torsional vibrations Longitudinal vibrations None of these ANSWER DOWNLOAD EXAMIANS APP