Machine Design The usual proportion for the width of key is (where d = Diameter of shaft or diameter of hole in the hub) d/4 d/8 d/2 d/6 d/4 d/8 d/2 d/6 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 W/9 2W/3 W/2 8W/9 W/9 2W/3 W/2 ANSWER DOWNLOAD EXAMIANS APP
Machine Design The circumferential and longitudinal strains in a cylindrical boiler under internal steam pressure are εc and εl respectively. The change in volume of the boiler cylinder per unit volume will be 2εc + εl εc² + εl εc + εl² εc + 2εl 2εc + εl εc² + εl εc + εl² εc + 2εl ANSWER DOWNLOAD EXAMIANS APP
Machine Design According to I.B.R., the thickness of the boiler shell should not be less than 7 mm 5 mm 4 mm 6 mm 7 mm 5 mm 4 mm 6 mm ANSWER DOWNLOAD EXAMIANS APP
Machine Design The algebraic difference between the maximum limit and the basic size is called Actual deviation Upper deviation Mean deviation Lower deviation Actual deviation Upper deviation Mean deviation Lower deviation ANSWER DOWNLOAD EXAMIANS APP
Machine Design Gears are casted by Permanent mould casting Centrifugal casting Slush casting Sand mould casting Permanent mould casting Centrifugal casting Slush casting Sand mould casting ANSWER DOWNLOAD EXAMIANS APP