Machine Design A metal pipe of 1 m diameter contains a fluid having a pressure of 1 N/mm². If the permissible tensile stress in the metal is 20 N/mm², then the thickness of the metal required for making the pipe will be 5 mm 10 mm 15 mm 25 mm 5 mm 10 mm 15 mm 25 mm ANSWER DOWNLOAD EXAMIANS APP
Machine Design A key made from a cylindrical disc having segmental cross-section, is known as Feather key Gib head key Woodruff key Flat saddle key Feather key Gib head key Woodruff key Flat saddle key ANSWER DOWNLOAD EXAMIANS APP
Machine Design The helix angle for double helical gears may be made up to 45° 60° 75° 90° 45° 60° 75° 90° ANSWER DOWNLOAD EXAMIANS APP
Machine Design When a metal or alloy is cold worked, Its hardness and strength increases It is worked below recrystallization temperature Both (A) and (B) None of these Its hardness and strength increases It is worked below recrystallization temperature Both (A) and (B) None of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design Cold working Decreases the fatigue strength Increases the fatigue strength Has no influence on fatigue strength Alone has no influence on fatigue strength Decreases the fatigue strength Increases the fatigue strength Has no influence on fatigue strength Alone has no influence on fatigue strength ANSWER DOWNLOAD EXAMIANS APP
Machine Design The shock resistance of steel is increased by adding Cobalt and molybdenum Chromium Nickel Nickel and chromium Cobalt and molybdenum Chromium Nickel Nickel and chromium ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS