Engineering, 19.07.2019 20:30 lidmoney

Afireclay brick slab [α=5.4x10^-7m^2/s, and k=1w/m.°c] 10cm thick is initially at a uniform temperature of 350°c. suddenly one of its surfaces is subjected to convection with a heat transfer coefficient of 100w/m².°c into an ambient at 40°c. calculate the temperature at a depth 1cm from the surface 2min after start of cooling.

Answers: 3

Show answers

Other questions on the subject: Engineering

Engineering, 04.07.2019 18:10, siri5645

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

continue

Engineering, 04.07.2019 18:10, Fahaddie

The thermal expansion or contraction of a given metal is a function of the f a)-density b)-initial temperature c)- temperature difference d)- linear coefficient of thermal expansion e)- final temperature f)- original length

Answers: 2

continue

Engineering, 04.07.2019 18:10, demarcuswiseman

Calculate the bore of a cylinder that has a stroke of 18 inches and an extension time of 6 seconds at a flow rate of 4 gal/min.

Answers: 3

continue

Engineering, 04.07.2019 18:20, samantha636

Avolume of 2.65 m3 of air in a rigid, insulated container fitted with a paddle wheel is initially at 264 k, 5.6 bar. the air receives 432 kj by work from the paddle wheel. assuming the ideal gas model with cv = 0.71 kj/kg • k, determine for the air the amount of entropy produced, in kj/k

Answers: 2

continue

You know the right answer?

Afireclay brick slab [α=5.4x10^-7m^2/s, and k=1w/m.°c] 10cm thick is initially at a uniform temperat...