Theory of Machine In Meyer's expansion valve, the expansion valve is driven by an eccentric having an angle of advance from 60°-70° 50°- 60° 70°- 80° 80°- 90° 60°-70° 50°- 60° 70°- 80° 80°- 90° ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Kinematic pairs are those which have Point or line contact between the two elements when in motion Elements of pairs not held together mechanically Two elements that permit relative motion Surface contact between the two elements when in motion Point or line contact between the two elements when in motion Elements of pairs not held together mechanically Two elements that permit relative motion Surface contact between the two elements when in motion ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the addenda on pinion and wheel is such that the path of approach and path of recess are half of their maximum possible values, then the length of the path of contact is given by (where r = Pitch circle radius of pinion, R = Pitch circle radius of wheel, and φ = Pressure angle) [(r² + R²) sinφ]/2 [(r + R) cosφ]/2 [(r + R) sinφ]/2 [(r² + R²) cosφ]/2 [(r² + R²) sinφ]/2 [(r + R) cosφ]/2 [(r + R) sinφ]/2 [(r² + R²) cosφ]/2 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In railway axle boxes, the bearing used is Double row spherical roller bearing Double row self aligning ball bearing Deep groove ball bearing Cylindrical roller bearing Double row spherical roller bearing Double row self aligning ball bearing Deep groove ball bearing Cylindrical roller bearing ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a Hartnell governor, if a spring of greater stiffness is used, then the governor will be Less sensitive Isochronous More sensitive Unaffected of sensitivity Less sensitive Isochronous More sensitive Unaffected of sensitivity ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The type of gears used to connect two non parallel and non intersecting shafts is Bevel gear Spur gear Spiral gear Helical gear Bevel gear Spur gear Spiral gear Helical gear ANSWER DOWNLOAD EXAMIANS APP