Theory of Machine The locus of a point on a thread unwound from a cylinder will be A straight line Cycloidal A circle Involute A straight line Cycloidal A circle Involute ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following statement is correct for involute gears? A convex flank is always in contact with concave flank. The interference is inherently absent. The variation in centre distance of shafts increases radial force. The pressure angle is constant throughout the teeth engagement. A convex flank is always in contact with concave flank. The interference is inherently absent. The variation in centre distance of shafts increases radial force. The pressure angle is constant throughout the teeth engagement. ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In railway axle boxes, the bearing used is Deep groove ball bearing Double row self aligning ball bearing Cylindrical roller bearing Double row spherical roller bearing Deep groove ball bearing Double row self aligning ball bearing Cylindrical roller bearing Double row spherical roller bearing ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A cam with a roller follower would constitute following type of pair Higher pair Close pair Lower pair Open pair Higher pair Close pair Lower pair Open pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the pitching of a ship is upward, the effect of gyroscopic couple acting on it will be To move the ship towards starboard To raise the stern and lower the bow To move the ship towards port side To raise the bow and lower the stern To move the ship towards starboard To raise the stern and lower the bow To move the ship towards port side To raise the bow and lower the stern ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Efficiency of a screw jack is given by tan (α + φ)/tanα tanα/tan (α - φ) tan (α - φ)/tanα tanα/tan (α +φ) tan (α + φ)/tanα tanα/tan (α - φ) tan (α - φ)/tanα tanα/tan (α +φ) ANSWER DOWNLOAD EXAMIANS APP