Theory of Machine The mechanism forms a structure, when the number of degrees of freedom (n) is equal to -1 1 2 -1 1 2 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A rigid body possesses ________degrees of freedom Two Four One Six Two Four One Six ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The efficiency of a screw jack is maximum, when (where α = Helix angle, and φ = Angle of friction) α = 45° - φ/2 α = 90° + φ α = 90° - φ α = 45° + φ/2 α = 45° - φ/2 α = 90° + φ α = 90° - φ α = 45° + φ/2 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Any point on a link connecting double slider crank chain will trace a Parabola Circle Straight line Ellipse Parabola Circle Straight line Ellipse ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The pitching of a ship produces forces on the bearings which act __________ to the motion of the ship. Horizontally and perpendicular Vertically and parallel Vertically and perpendicular Horizontally and parallel Horizontally and perpendicular Vertically and parallel Vertically and perpendicular Horizontally and parallel ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine If the number of links in a mechanism is equal to l, then the numbers of possible inversions are equal to l - 2 l l - 1 l + 1 l - 2 l l - 1 l + 1 ANSWER DOWNLOAD EXAMIANS APP