Theory of Machine The factional torque for square thread at the mean radius r while raising load W is given by T = W.r tan(φ + α) T = W.r tanα T = W.r tanφ T = W.r tan(φ - α) T = W.r tan(φ + α) T = W.r tanα T = W.r tanφ T = W.r tan(φ - α) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The condition for correct steering of a Davis steering gear is (where α = Angle of inclination of the links to the vertical) cosα = c/b tanα = c/2b cotα = c/2b sinα = b/c cosα = c/b tanα = c/2b cotα = c/2b sinα = b/c 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 45° in the direction opposite to the 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 of rotation of the link containing the path 90° in the direction of rotation of the link containing the path 45° in the direction opposite to the 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 of rotation of the link containing the path 90° in the direction of rotation of the link containing the path ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Carnot cycle is an irreversible cycle a quasi static cycle a reversible cycle a semi-reversible cycle an irreversible cycle a quasi static cycle a reversible cycle a semi-reversible cycle ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a circular arc cam with roller follower, the acceleration in any position of the lift will depend only upon Total lift, total angle of lift, minimum radius of cam and cam speed Radius of circular arc, cam speed, location of centre of circular arc and roller diameter Total lift, centre of gravity of the cam and cam speed Mass of cam follower linkage, spring stiffness and cam speed Total lift, total angle of lift, minimum radius of cam and cam speed Radius of circular arc, cam speed, location of centre of circular arc and roller diameter Total lift, centre of gravity of the cam and cam speed Mass of cam follower linkage, spring stiffness and cam speed ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine For a kinematic chain to be considered as mechanism Two links should be fixed One link should be fixed There is no such criterion None of the links should be fixed Two links should be fixed One link should be fixed There is no such criterion None of the links should be fixed ANSWER DOWNLOAD EXAMIANS APP
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