Q 3 Ninety-eight per cent sulphuric acid is pumped at 4.5 tonne/hour through a 25 mm diameter pipe, 30 m long to a reservoir 12 m higher than the feed point. Calculate the pressure drop in the pipeline. It is given that the viscosity of acid is 25 mN.s/m2 and the density of acid...
I am getting thrown off by absolute advantage:Boston: Red Socks per worker per hour 3White Socks per worker per hour 3Chicago:Red Socks per worker per hour 2White Socks per worker per hour 1A) Without trade, what is the price of white socks (in terms of red socks) in Boston? Wha...
You have invested 8 per cent of your portfolio in an investment with an expected return of 10 per cent and 92 per cent of your portfolio in an investment with an expected return of -7 per cent. What is the expected return of your portfolio? (as a percentage to two decimal places;...
You have invested 13 per cent of your portfolio in an investment with an expected return of 9 per cent and 87 per cent of your portfolio in an investment with an expected return of 6 per cent. What is the expected return of your portfolio?
If i am provided with a supply of 2M of sulphuric acid,how can i explain how to prepare 500ml of 0.5M sulphuric?
What quantity of 75 per cent acid solution must be mixed with a 25 solution to produce 480 mL of a 50 per cent solution?
Use strong induction to show that any amount of postage more than one cent can be formed using just two-cent and three-cent stamps. (please be detailed!)
need steps A small post office has only 4-cent, 6-cent and 10-cent stamps Find a recurrence relation for the number of ways to form postage of n cents if the order of the stamps matters, i.e.. different orderings add to the count a. b. How many ways are there to form postage...
1- Water is pumped through a 9 m long pipe with internal diameter of d-40 mm at the rate of 2.25 m3 per hour. The water inter the pipe at 30 °C and exit at 70°C. Determine: b) The convection heat transfer coefficient between the water and the pipe wall Ans. (103.5 Kw, 2604 W/m2....
In your socks assignment, create 5 scenarios, in which your hourly pay rate and the socks per hour change: the current "child labor" scenario ($0.25 per hour, 4 socks per hour)"GM employees " ($63,6)"Weedheads" ($5,1)"McDonalds employees" ($8,8)"Philippinos" ($3,30)We need mroe...
If you're currently making $6.75 per hour and you're offered a new job that pays $7.47 per hour, how much more would you make per hour at the new job?
Transportation Engineering: Question 7 (15 points) Let us assume that transit line parameters are respectively equal: c 120 S per hour v-12 S per passenger hour . r-1000 passengers per hour P- 160 passengers T- 120 min- 2 h C-50 seats Where: c is the transit operator cost...
Consider a country in which capital per hour of work from 1950 to 1973 grew by 3 percent per year and output per hour of work grew by about 3 percent per year. Suppose that from 1973 to 1991, capital per hour of work did not grow at all and output per hour of work grow by about 1...
If 60 miles per hour is equivalent to a speed of 88 feet per second, express a speed of 45 miles per hour in feet per second.feet/sec
A red candle is 45 cm tall and burns 3 cm per hour, a white candle is 30 cm tall and burns 1-1/2 cm per hour, how tall will each candle be after 1 hour, 3 hours, 5 hours and 12 hours? What is the formula for calculating each candle's height at each time and which candle lasts lo...