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The fire tubes in a Scotch marine boiler are
The cylindrical shell of a Lancashire boiler has diameter from
The diameter of cylindrical shell of the Lancashire boiler is of the order of
A thin cylindrical shell of diameter (d), length ($$l$$) and thickness (t) is subjected to an internal pressure (p). The hoop stress in the shell is
A thin cylindrical shell of diameter (d) length ($$l$$) and thickness (t) is subjected to an internal pressure (p). The longitudinal stress in the shell is
A thin spherical shell of internal diameter d is subjected to an internal pressure p. If $${\sigma _{\text{t}}}$$ is the tensile stress for the shell material, then thickness of shell is equal to
In case of a shell and tube heat exchanger, the minimum shell thickness for carbon steel (inclusive of corrosion allowance) depends on shell diameter and is in the range of __________ mm.
নয়টি বেলনাকৃতির তার, যাদের প্রতিটির ব্যাস d ও দৈর্ঘ্য L, একত্রে শ্রেণি সজ্জায় সংযুক্ত আছে। সজ্জাটির রোধ যদি একটি L দৈর্ঘ্যের বেলনাকৃতির তারের রোধের সমান হয়, তবে তারটির ব্যাস কত? (Nine cylindrical wires each of diameter d and length L are connected in series. If the resistance of the connection is equal to the resistance of another cylindrical wire of length L, then what is the diameter of the wire?)
A _________ in a boiler is used to put off fire in the furnace of the boiler when the level of water in the boiler falls to an unsafe limit.
Normally, the plate thickness of the bottoms and roofs of vertically cylindrical storage vessels as compared to that of the cylindrical shell is