Machine Design When screw threads are to be used in a situation where power is being transmitted in one direction only, then the screw threads suitable for this will be Knuckle threads Square threads Acme threads Buttress threads Knuckle threads Square threads Acme threads Buttress threads ANSWER DOWNLOAD EXAMIANS APP
Machine Design Stress concentration in static loading is more serious in Brittle materials Ductile materials Depends on other factors Equally serious in both cases Brittle materials Ductile materials Depends on other factors Equally serious in both cases ANSWER DOWNLOAD EXAMIANS APP
Machine Design When the belt is transmitting maximum power, the belt speed should be(Where, m = mass of belt per meter (kg/m) and Pmax = maximum permissible tension in belt (N)) √(Pmax / 2m) √(Pmax / 3m) √(3m /Pmax) √(Pmax / m) √(Pmax / 2m) √(Pmax / 3m) √(3m /Pmax) √(Pmax / m) ANSWER DOWNLOAD EXAMIANS APP
Machine Design A bolt of M 24 × 2 means that The effective diameter of bolt is 24 mm and there are 2 threads per cm Cross-sectional area of the threads is 24 mm² The pitch of the thread is 24 mm and depth is 2 mm The nominal diameter of bolt is 24 mm and pitch is 2 mm The effective diameter of bolt is 24 mm and there are 2 threads per cm Cross-sectional area of the threads is 24 mm² The pitch of the thread is 24 mm and depth is 2 mm The nominal diameter of bolt is 24 mm and pitch is 2 mm ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which of the following is a permanent fastening? Bolts Cotters Rivets Keys Bolts Cotters Rivets Keys ANSWER DOWNLOAD EXAMIANS APP
Machine Design The lead angle of a worm is 22.5°. Its helix angle will be 45° 90° 67.5° 22.5° 45° 90° 67.5° 22.5° ANSWER DOWNLOAD EXAMIANS APP
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