Engineering, 11.07.2021 21:20 descampbell2001
a cylindrical metal block of mass 0.5kg is heated electrically by a 45W heater for 20°C to 85°C during this period. determine its specific heat capacity.
Answers: 1
Another question on Engineering
Engineering, 04.07.2019 18:10
Ariver flows from north to south at 8 km/h. a boat is to cross this river from west to east at a speed of 20 km/h (speed of the boat with respect to the earth/ground). at what angle (in degrees) must the boat be pointed upstream such that it will proceed directly across the river (hint: find the speed of the boat with respect to water/river)? a 288 b. 21.8 c. 326 d. 30.2
Answers: 3
Engineering, 04.07.2019 18:10
Assuming compressible flow of air and that the measurements are done at flagstaff a pitot static tube that gives the difference of total and static pressure measures 0.35 m of mercury. what is the velocity of air? assume the temperature to be 300k. (submit your excel or matlab calculation sheet)
Answers: 1
Engineering, 04.07.2019 19:10
How to increase the thermal officiency of an ideal simple rankino cycle? among these methods, which one is the best and why?
Answers: 2
Engineering, 06.07.2019 03:10
Steel balls 12 mm in diameter are annealed by heating to 1150 k and then slowly cooled to 400 k in an air att 325 k and h -20 w/m2 k. assume the properties of the steel to be k- 40 w/m k,p 7800 kg/m3, and cp 600 j/kg k. a. determine whether lumped system method can be used to analyze this problem and if so why" b. determine the time required for the cooling process. c. determine the total amount of heat lost from each ball to the ambient air
Answers: 1
You know the right answer?
a cylindrical metal block of mass 0.5kg is heated electrically by a 45W heater for 20°C to 85°C duri...
Questions
Mathematics, 13.05.2021 02:40
English, 13.05.2021 02:40
Biology, 13.05.2021 02:40
Physics, 13.05.2021 02:40
Mathematics, 13.05.2021 02:40
Mathematics, 13.05.2021 02:40
Chemistry, 13.05.2021 02:40
Arts, 13.05.2021 02:40
Mathematics, 13.05.2021 02:40
