Theory of Machine The mechanism forms a structure, when the number of degrees of freedom (n) is equal to 2 -1 1 2 -1 1 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine For fluctuating loads, well suited bearing is Ball bearing Needle roller bearing Thrust bearing Roller bearing Ball bearing Needle roller bearing Thrust bearing Roller bearing ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine 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 is _________ when the crank OC and connecting rod PC are at right angles to each other. Zero Any -ve value Any +ve value Infinity Zero Any -ve value Any +ve value Infinity ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine To obviate axial thrust, following gear drive is used Mutter gears Double helical gears having identical teeth Double helical gears having opposite teeth Single helical gear in which one of the teeth of helix angle a is more Mutter gears Double helical gears having identical teeth Double helical gears having opposite teeth Single helical gear in which one of the teeth of helix angle a is more ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The sense of Coriolis component 2 ωv is same as that of the relative velocity vector v rotated at 90° in the direction of rotation of the link containing the path 45° in the direction of rotation of the link containing the path 180° in the direction opposite to the rotation of the link containing the path 45° in the direction opposite to the rotation of the link containing the path 90° in the direction of rotation of the link containing the path 45° in the direction of rotation of the link containing the path 180° in the direction opposite to the rotation of the link containing the path 45° in the direction opposite to the rotation of the link containing the path ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Governor is used in automobile to Limit the vehicle speed Maximize the fuel economy Decrease the variation of speed Maintain constant engine speed Limit the vehicle speed Maximize the fuel economy Decrease the variation of speed Maintain constant engine speed ANSWER DOWNLOAD EXAMIANS APP
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