Machine Design If the centre distance of the mating gears having involute teeth is increased, then the pressure angle Decreases Increases None of these Remains unchanged Decreases Increases None of these Remains unchanged 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 Only one belt cannot be fitted with other used belts New and old belts will cause vibrations Belts are available in sets The new belt will carry more than its share and result in short life Only one belt cannot be fitted with other used belts New and old belts will cause vibrations Belts are available in sets The new belt will carry more than its share and result in short life ANSWER DOWNLOAD EXAMIANS APP
Machine Design Lewis form factor for 14½° composite and full depth involute system is (where T = Number of teeth) 0.154 - (0.912/T) 0.175 - (0.841/T) 0.124 - (0.684/T) None of these 0.154 - (0.912/T) 0.175 - (0.841/T) 0.124 - (0.684/T) None of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design For a shoe brake, the equivalent coefficient of friction is equal to (where μ = Actual coefficient of friction, and θ = Semi-block angle) 4μ sinθ/(2θ + sin 2θ) 2μ sinθ/(θ + sinθ) 4μ sinθ/(θ + sinθ) μ sinθ/(2θ + sin 2θ) 4μ sinθ/(2θ + sin 2θ) 2μ sinθ/(θ + sinθ) 4μ sinθ/(θ + sinθ) μ sinθ/(2θ + sin 2θ) ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a partial journal bearing, the angle of contact of the bearing with the journal is 270° 360° 180° 120° 270° 360° 180° 120° ANSWER DOWNLOAD EXAMIANS APP
Machine Design The stress which vary from a minimum value to a maximum value of the same nature (i.e. tensile or compressive) is called Repeated stress Alternating stress Yield stress Fluctuating stress Repeated stress Alternating stress Yield stress Fluctuating stress ANSWER DOWNLOAD EXAMIANS APP