Engineering, 18.06.2020 22:57 holaadios222lol

A 1.8 m diameter spherical tank of negligible thickness contains iced water at 00C. Air at 250C flows over the tank with a velocity of 7m/s. Determine the rate of heat transfer to the tank and the rate at which ice melts. The heat of fusion of water at 00C is 333.7 kJ/kg.

Answers: 3

Show answers

Another question on Engineering

Engineering, 04.07.2019 18:10

At 12 noon, the count in a bacteria culture was 400; at 4: 00 pm the count was 1200 let p(t) denote the bacteria cou population growth law. find: (a) an expression for the bacteria count at any time t (b) the bacteria count at 10 am. (c) the time required for the bacteria count to reach 1800.

Answers: 1

Answer

Engineering, 04.07.2019 18:10

A-mn has a cubic structure with a0 0.8931 nm and a density of 7.47 g/cm3. b-mn has a different cubic structure, with a0 0.6326 nm and a density of 7.26 g/cm3. the atomic weight of manganese is 54.938 g/mol and the atomic radius is 0.112 nm. determine the percent volume change that would occur if a-mn transforms to b-mn.

Answers: 2

Answer

Engineering, 04.07.2019 19:10

Analyze the factors that influence the choice between the following pairs of processes to make the products indicated: i) sand casting versus die casting of an electric-motor housing ii) thread rolling versus machining of a bolt for high-strength application. (co3/c5)

Answers: 3

Answer

Engineering, 06.07.2019 02:30

Precipitation hardening can be achieved in many light alloys by a three-step heat treatment. what is carried out and what is the purpose at each step? why is such a treatment necessary based on the nucleation and growth theory of phase transformation. compare this treatment with tempering martensite for carbon steels (similarities and differences).

Answers: 1

Answer

You know the right answer?

A 1.8 m diameter spherical tank of negligible thickness contains iced water at 00C. Air at 250C flow...

Questions