Mathematics, 16.04.2020 20:09, mjam85877
A cylindrical tank with volume 2451 cubic meters is to be constructed and insulated so that with water of 20° C and air of 0° C the heat loss through the cylindrical sides will be 4 Cal/m2 per hour and the heat loss through the circular roof will be 11 Cal/m2 per hour. There is no heat loss through the base.
What should the height of the tank be in order to minimize the total calories of heat loss?
Answers: 1
Mathematics, 22.06.2019 03:00, ninigilford
Ben frank is an electrician who installs lighting fixtures. he charges (in dollars) his clients 15h+40f15h+40f where hh is the number of hours worked and ff is the number of fixtures installed. how much does ben frank charge when he works 77 hours and installs 99 fixtures?
Answers: 1
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