Theory of Machine The velocity of any point in mechanism relative to any other point on the mechanism on velocity polygon is represented by the line Perpendicular to line as per (A) Not possible to determine with these data Joining the corresponding points At 45° to line as per (A) Perpendicular to line as per (A) Not possible to determine with these data Joining the corresponding points At 45° to line as per (A) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a simple train of wheels, the velocity ratio __________ the intermediate wheels. None of these Is independent of Depends upon Either A or B None of these Is independent of Depends upon Either A or B ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The partial balancing means Balancing partially reciprocating masses Best balancing of engines Balancing partially revolving masses All of these Balancing partially reciprocating masses Best balancing of engines Balancing partially revolving masses All of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A simple spring-mass vibrating system has a natural frequency of fn. If the spring stiffness is halved and the mass is doubled, then the natural frequency will become fn/2 2 fn 4 fn 8 fn fn/2 2 fn 4 fn 8 fn 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 2 3 4 1 2 3 4 1 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In vibration isolation system, the transmissibility will be equal to unity, for all values of damping factor, if ω/ωn is Less than 2 Equal to 2 Equal to 1 Greater than 2 Less than 2 Equal to 2 Equal to 1 Greater than 2 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS