11. Change 15°F to degree kelvin
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Q: 2. At 1:00 pm, a thermometer reading 90°F is taken outside where the air temperature is 15°F. At…
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Q: 2. A line was measured using a 50 m tape and was recorded as 746.22 m. when the average temperature…
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Q: 50 m length of tape is of standard length at temperature of 50.76°C. What would be the error in the…
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Q: If a 136.51 g Al rod (c=0.900 J/g°C) is at 100.0°C and placed into 250.0 g of water at 21.8°C, what…
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11. Change 15°F to degree kelvin
Complete FBD, FORMULA, AND SOLUTION
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Solved in 2 steps
- 12. Change 303°K to degree Celsius and degree Fahrenheit Complete FBD, FORMULA, AND SOLUTIONCalculate the evaporation using Combination Method (mm/day) from an open water surface with air temperature 22°C, relative humidity is 40% and wind speed is 3 m/s, all measured at height 2 m above the water surface. Assume a roughness height of 0.03 cm. The net radiation is 200 W/m^2. Cp=1005 J/kg-K *Kelvin = Degree Celsius + 273.2 , use this in computing for the density of airIf a 136.51 g Al rod (c=0.900 J/g°C) is at 100.0°C and placed into 250.0 g of water at 21.8°C, what is the temperature of the system (rod+water) at equilibrium assuming no losses to the surrounding?
- Air at 30 deg. Celsius and 110KPa flows at 20N/s through a rectangular duct that measures 160mm x 320mm. Compute the average velocity (m/s) and flow rate (? ^3/s) using gas constant equal to 289 J/kg-K.A steel tape is 30 meters long at 20 degree Celsius with a pull of 60 N. A rectangular lot is measured using this tape. The sides are recorded as 145 meteres and 113 meters. The average temperature of the tape during measurement is 29.4 degree Celsius with a pull of 60 N.1. In undisturbed air stream, where the pressure is 14.7 psi and density is 101325Pa, where the velocity is 500 ft/sec. What are the density, temperature, speed of sound, and specific weight where the velocity is 590ft/sec? g=9.8066 m/s^2
- Calculate the thermal resistance due to convection for the following situations: a. warm water with h = 200 W/m2 K b. warm air with h = 10 W/m2 K c. warm moving air (windy situation) h = 30 W/m2 K2. A line was measured using a 50 m tape and was recorded as 746.22 m. when the average temperature during measurement was 16°C. If the tape is of standard length at 20°C and a coefficient of thermal expansion of 0.0000116m/C. Compute the correct length of the measured line.A rectangular lot was measured using a 50-m steel tape at 30 oC. If the recorded length and width of the lot are 197.56m and 105.63m respectively. Determine the Error in the area, if the coefficient of thermal expansion is 0.0000116/ oC and standard temperature of the tape is 25 oC.
- Which of the following is not true for the pan coefficient applied to Class A pan? (i) it is always less than 1.0 (ii) it adjusts evaporation rates for stored heat from sides and bottom (iii) all of the above is trueA 10m dia. Cylindrical tank has a height of 5m and is full of water at 20ºC (unit weight of water=9.789kN/m3). If the water is heated to a temperature of 50ºC (unit weight of water=9.689kN/m3 ). a. Compute the weight of water. b. What is the final volume when heated to a temp. Of 50ºC? c. Determine the volume of water that will spill over the edge of the tank.A- A pan diameter 1.22m was set up adjacent to a lake. The 4.75 liters removed from pan aŌer rainfall occur with intensity 8.8 mm. calculate the evaporaƟon depth in pan.