ater 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 20

Q: Calculate the rain rate (m/s): dP/dt = 52 (p)(W)(dq.)(E) %3D p =is saturated air density in the…

A: Given Data: Saturated density of air in cloud layer is ρ=0.8 kg/m3. Speed of wind is W=0.008175 m/s.…

Q: 1. A thin wall double tube heat exchanger should be used to cool oil (Cp = 2200 J / Kg * K) from 149…

A: LMTD and NTU are used to analyse heat exchangers. LMTD is Log mean temperature difference and NTU…

Q: 8. Estimate the vapor pressure, air pressure, relative humidity, and air density at a height of 1800…

A: The height into the atmosphere = 1800 mThe total pressure = 101 kPaThe air temperature = 25°CThe dew…

Q: 12. If an air/water vapour mixture starts at 30% relative humidity, and you add more water vapour to…

A: For questions 12, 13   In both the cases, If we keep temparature and moisture constant by changing…

Q: The maximum and minimum temperature recorded at a Lake is 18°C and 15°C in February. The mean air…

A: The maximum & minimum temperatures in February mean air Temperature Pan Evaporation wind speed…

Q: An incompressible air is flowing at a velocity of 60 mph through a duct 4 sq. ft. in cross-section.…

A: Given:- Velocity in duct (V) = 60 mph or 88 ft/s Area of duct = 4 ft2 Pressure difference (∆P) = 8…

Q: If Water temp. 18oc and a relative humidity (55 %), Wind velocity at 2 m above ground al 21 km/hr,…

A:

Q: A class A pan was set up adjacent to a lake. The depth of water in the pan at the beginning of a…

A: Given data:initial depth of water in the pan (di) =200 mmrainfall depth (dr) =50 mmwater removed…

Q: Estimate the temperature at 1000 m given a surface temperature of 22 °C for a clear sunny day with a…

A: Surface temperature = 22• CTemperature required at 1000m or 1 km.

Q: Q4)) A reservoir has an average area of 500 km2, its evaporation estimated to be 75% of class A pan…

A: Given data  Average area=500 km2Evaporation from reservoir=0.75×calss A pan evaporationNet radiation…

Q: Explain relative humidity and its measurement devices. In detail

A:

Q: 2. At a reservoir, km = 50, about Delhi the following climatic data were observed. Using Meyer's…

A: Km = 0.5  Assume 30 days per month  Determine  d. October monthly evaporation (mm/month). e.…

Q: Convert the rainfall hydrograph into a 4-hr UH. Note that the duration of net rainfall is 4 hours.…

A:

Q: Month Temperature( C) Relative Wind Humidity (%) velocity at 2m above GL (km/hour) Jan 12.5 85 4.0…

A:

Q: Net radiation at the Laguna Lake is 175 W/m2 at noon on February 14th. Air temperature is 28.0°C,…

A: Given: The net radiation is 175 W/m2. The air temperature is 28oC. The relative humidity is 72%. The…

Q: Climatic condition data in Mountain Province for the months of July, August and September are…

A:

Q: 2. A line was measured using a 50 m tape and was recorded as 746.22 m. when the average temperature…

A: The length of line measured = 746.22mThe standard length of tape at 20°C, l1 =50mThe average…

Q: 4) For a given shallow lake, the mean daily air temperature Ta is 60°F. The solar radiation is…

A: Mean daily air temperature, Solar radiation, Mean daily dew point temperature, Wind movement at…

Q: Determine the mean barometric reading in mmHg.

A: The objective of the problem is to determine the mean barometric reading. The goal is to find the…

Q: BLANK rainfall Also known as EXESS RAINFALL.

A:

Q: Question- 8 For the noise measurement, what will be the resultant noise in dB if P is 0.0002…

A: Given- P=0.0002 μ-bar, It is needed to find the value of resultant noise in dB using SPL formula.

Q: Esumate the vapor pressure, all pressure, relative humidity, and all density at a height of 1800 in…

A: The height of the atmosphere = 1500 mThe total pressure = 100 kPaThe air temperature = 28°CThe dew…

Q: ater surface with air temperature 22°C, relative umidity is 40% and wind speed is 3 m/s, all easured…

A:

Q: At a reservoir in the neighbourhood of Kirkuk the following climatic data were observed. Estimate…

A: For solving given question from Meyer's formula,following data has to known  Wind velocity at 9 m…

Q: Problem 1. A steel tape with a coefficient of thermal expansion of 0.0000116/°C is known to be 50 m…

A:

Q: Determine the lake evaporation for a month in which the average water temperature is 22.5 degree…

A: To determine the lake evaporation for a month, we need to use the Penman-Monteith equation, which is…

Q: #1 The maximum and minimum temperature recorded at a Lake is 18°C and 15°C in February. The mean air…

A:

Q: At a temperature of 22.5 °C the length of the tape is decreased by 0.0045 m. What will be the…

A:

Q: Estimate the vapor pressure, air pressure, relative humidity, and air density at a height of 1800 m…

A: The height into the atmosphere = 1500 mThe total pressure = 101 kPaThe air temperature = 25°CThe dew…

Q: Direction of flow The flowing water through the pipe recorded a pressure difference between from…

A:

Q: Calculate the temperature correction for a tape if the tape was standardized at 25°C Assume that the…

A: Given- Tape was standardized at 25°C, Observation was recorded at 30°C, Coefficient of thermal…

Q: Calculate the latent heat of open water surface with air temperature 22°C, relative humidity is 40%…

A:

Q: Determine the minimum size óf glåss tübing that can be used to measure water level, if the capillary…

A:

Q: Calculate the relative humidity if the psychrometer reads 20°C for the dry air temperature and 15°C…

A: The temperature of the air at dry state (td) = 20oC The temperature of the air at wet state (tw) =…

Q: a) Estimate the atmospheric mixing depth from a ground source (0 m) at ambient temperature (12 °C)…

A: Given data: Mixing takes place at the altitude where temperature values become same.

Q: The evaporation rate in Infanta river basin is 9.15 mm/day. The river basin has an albedo of 0.06,…

A: Following are the given information. The evaporation rate in Infanta river basin is 9.15 mm/day. The…

Q: WATER RESOURCES ENGINEERING: Evaporation The temperature and relative humidity values for the month…

A: It is required to determine the monthly evaporation from the lake. Here, Rn is the net radiation,…

Q: a. What difference in temperature from standard if neglect in use of a steel tape will cause an…

A: Answer  To calculate the difference in temperature from standard based on the given data, we can use…

Q: Find the heat load for the following side of a house for a 70°F design temperaturedifference. The…

A: Given:- The dimension of the house = 8 ft × 12 ft The design temperature difference = 70°F  The…

Evaporation

This topic is majorly taught in various undergraduate and postgraduate degree courses of: