Machine Design Ball bearing type screws are found in following application Steering mechanism Aeroplane engines Screw jack Crane Steering mechanism Aeroplane engines Screw jack Crane ANSWER DOWNLOAD EXAMIANS APP
Machine Design According to Indian standard specifications, 100 H6/g5 means that Tolerance grade for the hole is 6 and for the shaft is 5 Tolerance grade for the shaft is 6 and for the hole is 5 Tolerance grade for the hole is 4 to 8 and for the shaft is 3 to 7 Tolerance grade for the shaft is 4 to 8 and for the hole is 3 to 7 Tolerance grade for the hole is 6 and for the shaft is 5 Tolerance grade for the shaft is 6 and for the hole is 5 Tolerance grade for the hole is 4 to 8 and for the shaft is 3 to 7 Tolerance grade for the shaft is 4 to 8 and for the hole is 3 to 7 ANSWER DOWNLOAD EXAMIANS APP
Machine Design If T₁ and T₂ are the tensions on the tight and slack sides of the belt respectively, and Tc is the centrifugal tension, then initial tension in the belt is equal to T₁ - T₂ + Tc (T₁ + T₂ + Tc)/2 (T₁ - T₂ + Tc)/2 T₁ + T₂ + Tc T₁ - T₂ + Tc (T₁ + T₂ + Tc)/2 (T₁ - T₂ + Tc)/2 T₁ + T₂ + Tc ANSWER DOWNLOAD EXAMIANS APP
Machine Design Cold working Decreases the fatigue strength Has no influence on fatigue strength Increases the fatigue strength Alone has no influence on fatigue strength Decreases the fatigue strength Has no influence on fatigue strength Increases the fatigue strength Alone has no influence on fatigue strength ANSWER DOWNLOAD EXAMIANS APP
Machine Design Two helical springs of the same material and of equal circular cross-section, length and number of turns, but having radii 80 mm and 40 mm, kept concentrically (smaller radius spring within the larger radius spring), are compressed between two parallel planes with a load W. The inner spring will carry a load equal to 8W/9 2W/3 W/9 W/2 8W/9 2W/3 W/9 W/2 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 The pitch of the thread is 24 mm and depth is 2 mm Cross-sectional area of the threads is 24 mm² 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 The pitch of the thread is 24 mm and depth is 2 mm Cross-sectional area of the threads is 24 mm² The nominal diameter of bolt is 24 mm and pitch is 2 mm ANSWER DOWNLOAD EXAMIANS APP