Engineering, 02.12.2020 21:50 JohnBranks3258
A building unit (a brick) with a weight of 2903 gm and a dimension of 24x12x6 cm and tested in laboratory conditions. The dry weight was 2592 gm, the percentage of voids equal 25% and the percentage of absorption was 15%. Calculate the following: Bulk density, specific gravity, porosity, density, specific weight, moisture content.
Answers: 1
Another question on Engineering
Engineering, 04.07.2019 18:10
Thermal stresses are developed in a metal when its a) initial temperature is changed b) final temperature is changed c) density is changed d) thermal deformation is prevented e) expansion is prevented f) contraction is prevented
Answers: 2
Engineering, 04.07.2019 18:20
An open feedwater heater operates at steady state with liquid entering at inlet 1 with t? = 40°c and pl = 1 .2 mpa. water vapor att2-200°c and p2 = 1.2 mpa enters at inlet 2. saturated liquid water exits with a pressure of pa 1.2 mpa. neglect heat transfer with the surroundings and all kinetic and potential energy effects, determine the mass flow rate of steam at inlet 2 if the mass flow rate of liquid water at inlet 1 is given as 2 kg/s.
Answers: 3
Engineering, 04.07.2019 18:20
Water vapor initially at 10 bar and 400 °c is contained within a piston-cylinder assembly. the water lost heat to the surrounding according to isochoric (iso-volumetric) process until its temperature is 150 °c. the water is then condensed isothermally to saturated liquid. for the water as a system, calculate the work in kj/kg
Answers: 2
Engineering, 04.07.2019 19:10
Air inially occupying a volume of 1 m2 at 100 kpa, 27 c undergoes three internally reversible processes in series. process 1-2 compression to 500 kpa during which pv constant process 2-3 adiabatic expanslon to 100 kpa process 3-1: constant-pressure expansion to 100 kpa (a) calculate the change of entropy for each of the three processes. (b) calculate the heat and work involved in each process. (c) is this cycle a power cycle or refrigeration cycle?
Answers: 3
You know the right answer?
A building unit (a brick) with a weight of 2903 gm and a dimension of 24x12x6 cm and tested in labor...
Questions
Health, 01.10.2019 05:40
Social Studies, 01.10.2019 05:40
Mathematics, 01.10.2019 05:40
Biology, 01.10.2019 05:40
English, 01.10.2019 05:40
Mathematics, 01.10.2019 05:40
English, 01.10.2019 05:50
Mathematics, 01.10.2019 05:50
Social Studies, 01.10.2019 05:50
