Machine Design In block brakes, the ratio of shoe width to wheel diameter is taken between 0.25 and 0.50 0.1 and 0.25 0.50 and 0.75 0.75 and 1 0.25 and 0.50 0.1 and 0.25 0.50 and 0.75 0.75 and 1 ANSWER DOWNLOAD EXAMIANS APP
Machine Design In worm, gears, pitch lead angle is None of these Half the angle between two inclined faces in axial plane The angle between the tangent to the pitch helix and the plane of rotation The angle between the tangent to the pitch helix and an element of the cylinder None of these Half the angle between two inclined faces in axial plane The angle between the tangent to the pitch helix and the plane of rotation The angle between the tangent to the pitch helix and an element of the cylinder ANSWER DOWNLOAD EXAMIANS APP
Machine Design Spring stiffness is Ratio of coil diameter to wire diameter Its capability of storing energy Load required to produce unit deflection Its ability to absorb shocks Ratio of coil diameter to wire diameter Its capability of storing energy Load required to produce unit deflection Its ability to absorb shocks ANSWER DOWNLOAD EXAMIANS APP
Machine Design The velocity factor for ordinary cut gears operating at velocities up to 12.5 m/s is equal to 4.5/(4.5 + v) 6/(6 + v) 0.75/(0.75 + √v) 3/(3 + v) 4.5/(4.5 + v) 6/(6 + v) 0.75/(0.75 + √v) 3/(3 + v) ANSWER DOWNLOAD EXAMIANS APP
Machine Design In replacing the V-belts, a complete set of new belts is used instead of replacing a single damaged belt because Belts are available in sets Only one belt cannot be fitted with other used belts The new belt will carry more than its share and result in short life New and old belts will cause vibrations Belts are available in sets Only one belt cannot be fitted with other used belts The new belt will carry more than its share and result in short life New and old belts will cause vibrations ANSWER DOWNLOAD EXAMIANS APP
Machine Design The velocity factor for very accurately cut and ground metallic gears operating at velocities upto __________ are equal to 6/(6 + v). 10 m/s 15 m/s 20 m/s 12.5 m/s 10 m/s 15 m/s 20 m/s 12.5 m/s ANSWER DOWNLOAD EXAMIANS APP