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- A submarine dives down to a depth 80 metres beneath the surface of the ocean. Calculate the pressure in atmospheres at that depth, assuming the density of water is 1029 kg/m3, and the air pressure at the surface is 105.2 kPa. Give your answer with two digits of precision. Note: 1 standard atmosphere is 101325 Pa. Your Answer: AnswerDetermine the altitude in feet where the density ratio is 0.465 in standard atmosphere.The atmospheric pressure on top of Mt. Everest (elevation 29,028ft) is 0.329atm. Calculate the atmospheric pressure in mmHg and torr. Round each of your answers to 3 significant digits.
- Given the following information: Reservoir pressure= 2500 psia, Temperature= 150° F, Gas gravity= 0.6 1- Estimate the Z-factor using Standing Z-factor chart. 2 -Calculate Estimate the Z-factor using Beggs-Brill correlation. 3 - Estimate the gas viscosity using Crre-Kubashi-Broow's chart. 4- Estimate the gas viscosity using Lee's correlation.B)Calculate the atmospheric pressure at 3500m in units (Pa)?a) Based on the differential equation that defines the change of pressure with height, obtain the equation that gives the change of air density with altitude (altitude).(Show the steps step by step while obtaining the equation).b) Using the equation you got above; Calculate the density of air at a height of 150 m (Assume the air temperature as 15 ° C and ignore the variation of temperature with altitude).c) By using the density value you obtained in (b); Calculate the power that can be obtained at a wind speed of 10 m / s from an ideal wind turbine generator with a diameter of 40 m.
- The basic barometer can be used to measure the height of a building. If the barometric readings at the top and at the bottom of a building are 675 and 695 mmHg, respectively, Final PDF to printer cen22672_ch01_001-050.indd 11/03/17 07:10 AM 42 INTRODUCTION AND BASIC CONCEPTS determine the height of the building. Take the densities of air and mercury to be 1.18 kg/m3 and 13,600 kg/m3 , respectively.The basic barometer can be used to measure the height of a building. If the barometric readings at the top and at the bottom of a building are 675 and 695 mmHg, respectively, determine the height of the building. Take the densities of air and mercury to be 1.18 kg/m3 and 13,600 kg/m3, respectively.Wind tunnels are used to measure the aerodynamic properties of prototype models. (a) if a fan generates a wind speed of 25.0 mi/h inside an 8.75-ft2 section of a wind tunnel, what is the wind speed as the air enters the narrower, 4.35-ft² section of the wind tunnel? (b) Explain why it is often windier on city streets surrounded by tall buildings than in more open area
- The vapor pressure of mercury at 25°C is 1.85 torr. Calculate the vapor pressure in mmHg and atm. Round each of your answers to 3 significant digits.An airplane passenger has 99.7 cm³ of air in his stomach just before the plane takes off from a sea-level airport. What volume will the air have in cm at cruising altitude if cabin pressure drops to 7.89 x 10 N/m²? Type your answer...) Calculate the altitude where the pressure is 10,000Pa less than that of Sea Level. b.) A standard altimeter indicates 20,000 ft when the ambient temperature is 40 ℉. Calculate the density. (*Incorporate both the altimeter value and temperature in the computation.)
