Machine Design In a full journal bearing, the angle of contact of the bearing with the journal is 180° 270° 120° 360° 180° 270° 120° 360° ANSWER DOWNLOAD EXAMIANS APP
Machine Design The velocity factor for precision metallic gears cut with high accuracy and operating at velocities up to 20 m/s is equal to 3/ (3 + v) 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) ANSWER DOWNLOAD EXAMIANS APP
Machine Design The value of stress concentration factor depends upon Geometry of the part Material of the part None of these Material and geometry of the part Geometry of the part Material of the part None of these Material and geometry of the part ANSWER DOWNLOAD EXAMIANS APP
Machine Design The temperature at which the new grains are formed in the metal is known as Recrystallization temperature Lower critical temperature Upper critical temperature None of these Recrystallization temperature Lower critical temperature Upper critical temperature None of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design Basic shaft is one Whose lower as well as upper deviations are zero Does not exist Whose lower deviation is zero Whose upper deviation is zero Whose lower as well as upper deviations are zero Does not exist Whose lower deviation is zero Whose upper deviation is zero ANSWER DOWNLOAD EXAMIANS APP
Machine Design According to maximum normal stress theory, the maximum normal stress in the shaft is (1/2) × √(σ² × 4τ²) (1/2) × [σ + √(σ² × 4τ²)] √(σ² × 4τ²) σ + √(σ² × 4τ²) (1/2) × √(σ² × 4τ²) (1/2) × [σ + √(σ² × 4τ²)] √(σ² × 4τ²) σ + √(σ² × 4τ²) ANSWER DOWNLOAD EXAMIANS APP