A steel tape, known to be of standard length at 20°C, is used in laying out a runway 2500 m long. Determine the correct length when the temperature is 42°C.
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A steel tape, known to be of standard length at 20°C, is used in laying out a runway 2500 m long.
Determine the correct length when the temperature is 42°C.
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- 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.A steel tape, known to be of standard length at 25°C, is used in laying out a runway 1.5 km. long. Determine the temperature correction and the correct length to be laid out when the temperature is 38°C. complete solution pls thank u24. A 30 m. steel tape is 2 mm too long at 20° C with a pull of 55 N. A rectangle in measured with this tape. The sides are recorded as 144.95 m. and 113.00 m. The average temperature during the measurement is 30° C with a pull of 55 N. Use coefficient of expansion of steel tape as 0.0000116/°C. What is the true area?
- Estimate the vapor pressure, air pressure, relative humidity, and air density at a height of 1500 m into the atmosphere. The total pressure is 100 kPa, air temperature is 28°C and the dew point temperature is 16°C near the ground, the lapse rate 6°C/km, which is constant for both air temperature and dew point temperature. The gas constant R is 287 J/kg-K and constant with respect to altitude. Relative Humidity at 1500m, in % Round to one (1) decimal place4.2. What is the normal range of the air relative humidity for residential premises? Choose the correct answer:1. 20-40%;2. 20-50%;3. 30-60%;4. 35-70%;5. 40-80%;A line measured with a 50-m long steel tape was determined to be 645.22 meter when the average temperature during taping was 15.750C. If the tape is of standard length at 200C and the coefficient of thermal expansion of steel is 0.0000116/10C, the correct length of the measured line is
- In order to compute the airport reference temperature and the standard temperature with respect to elevation, the monthly mean of average daily temperature and the monthly mean of the maximum daily temperature of the hottest month of the year is found to be 31° C and 42.5° C respectively. The airport reference temperature is: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.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. fundamentals of surveying
- 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 KA line was measured using a 50m tape and was recorded as 746.22m. 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.topic: surveying 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.