If ω/ωn = 2, where co is the frequency of excitation and ωn is the natural frequency of vibrations, then the transmissibility of vibration will the 2 0.5 1.5 1 TRUE ANSWER : ? YOUR ANSWER : ?
Oldham's coupling is the Third inversion of slider crank chain Third inversion of double slider crank chain Second inversion of single slider crank chain Second inversion of double slider crank chain TRUE ANSWER : ? YOUR ANSWER : ?
The Hooke's joint consists of: Two forks Three forks One fork Four forks TRUE ANSWER : ? YOUR ANSWER : ?
In which of the following type of gear train the first gear and the last gear are co-axial. Compound gear train Simple gear train None of the listed here Reverted gear train TRUE ANSWER : ? YOUR ANSWER : ?
Idler pulley is used For applying tension For changing the direction of motion of the belt All of the listed here For increasing velocity ratio TRUE ANSWER : ? YOUR ANSWER : ?
The inversion of a mechanism is Obtained by reversing the input and output motion Turning its upside down Obtained by fixing different links in a kinematic chain Changing of a higher pair to a lower pair TRUE ANSWER : ? YOUR ANSWER : ?
In the below figure, PC is the connecting rod and OC is the crank making an angle θ with the line of stroke PO and rotates with uniform angular velocity at ω rad/s. The Klien's acceleration diagram for determining the acceleration of the piston P is shown by quadrilateral CQNO. The acceleration of the piston P with respect to the crank-pin C is given by ω² × CN ω² × CO ω² × QN ω² × NO TRUE ANSWER : ? YOUR ANSWER : ?
The Klein's diagram is useful to find Angular acceleration of various parts Velocity of various parts Acceleration of various parts Displacement of various parts TRUE ANSWER : ? YOUR ANSWER : ?
Kinematic pairs are those which have two elements that Have line contact Have surface contact Permit relative motion Are held together TRUE ANSWER : ? YOUR ANSWER : ?
The partial balancing means Best balancing of engines All of these Balancing partially reciprocating masses Balancing partially revolving masses TRUE ANSWER : ? YOUR ANSWER : ?