If the barometer reads 736mmHg, determine a) what absolute pressure in Pa, existsnwhithin a system with a vacuum reading of 275mmHg, and b) absoulue pressure ,in psia , is equivalent to a vacuum of 11inHg
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- 5. If 10 m3 of atmospheric air at zero degrees centigrade temperature are compressed to a volume of 1 m3 at 100oC, what will be the pressure of air in kPa? (3 DECIMALS IN FINAL ANSWER PLS)A volume of 400 cc of air is measured at a pressure of 740 mm Hg absolute and a temperature of 18 ˚C. What will be the volume (in cc) at 760 mm Hg and 0 ˚C?Given the barometric pressure of 14.7 psia, make the following conversions. a) 90psig to psia to atmabs; (b) 25 inHgvac to inHgabs to Pascals; (c) 30psia to psivac to Pascalabs; (d) 25inHgg to psia to torrsabs to barsg
- A manometer shows a vacuum of 260 mm Hg. What will be the value of this pressure in KPa in the form of absolute pressure if the barometric pressure is 76 cm of Hg. Select one: O a. 663.684 O b. 1000 O c. 66.63684 O d. 66636.84(3) The pressure difference between two points as measured with a manometer is gven as P2 P1 pgh The following figure shows a single U-tube manometer for measuring pressure difference between ponts "A" and "E". Air Water The U-tube manometer. By determining the prestre at point "a" through the left leg and then through the right leg, show that the difference in pressure between point "A" PA and "B Ps is approximately given by PA- Pg = g (hz -h, )(Puzo) 21Page |曾目 底 の 10:44 PM 2/8/2021 Y MD 23 24 25 26 22 16 11 A ins prt sc home no + backspace unu lock 80 COA location is located about 4,600 ft above the sea level and is about 80 feet deep. Determine pressure at this depth in the SI units. Assume water to be at rest, the mercury density of 13.6 g/cm³, the water density of 1 g/cm³, local gravitational acceleration of 9.793 m/s?, atmospheric pressure here of 30.2 inHg. Compare with the atmospheric pressure of 12.45 psia at the elevation of 4500 ft.
- A volume of 400 cm3 of air is measured at a pressure of 740 mmHg absolute and a temperature of 18 deg.C. What will be the volume at 760 mmHg and 0 deg.C?A manometer measures a pressure difference as 40 inches of water. What is this pressure difference in poundforce per square inch, psi?A U-tube manometer filled with mercury is attached to a gas tank. The level ofmercury on the open end of the manometer is 40 cm higher than the level at theend attached to the tank. What is the gage pressure of the gas inside the tank? a) what is the absolute pressure of the gas inside the tank? b) if the level of mercury on the open end is 60 cm lower than the level atthe end attached to the tank, what is the absolute pressure of the gas?
- Q2:- In multi-choices questions (1-7), answer five of them by choosing the correct answers = 997 kg/m'). What is the absolute pressure theré in 1. You dive 5 m down in the ocean (p which of the following choices? (a) 49 kPa (b) 100 kPa (c) 77 kPa (d) 150 kPa 2. Which of the following choices can be regarded of the ideal gas as compared to a real gas at very high pressure occupies? (a) More volume. (b) Less volume. (c) Unpredictable behaviour. (d) Same volume. (e) No such correlation. 3. What pressure difference does a 10 m column of atmospheric air (p=1.2 kg/m') show in which of the following choices? (a) 0.11 kPa (b) 0.14 kPa (c) 0.12 kPa (d) 0.09 kPa (e) 1.3 kPa ALByally Examiner Ass 4. In a perfect gases, according to Gay-Lussac law the absolute pressure of given mass varies directly as a function of which parameters? (a) volume, if temperature is kept constant. (b) absolute temperature, if volume is kept constant. (c) temperature. (d) remains constant,if volume and temperature are…The figure A1(a) shows the pressure of a gas that it is measured by use of a manometer The manometer liquid is water and h, =0.56 m. The reading on a nearby barometer is 0.78m of mercury. The density of mercury is 13.6x103 kg/m³. Calculate: a) The atmospheric pressure expressed in N/m?. b) The absolute gas pressure (p) expressed in N/m?. Pațmos Gas at pressure h, Figure A1(a)A pressure gage measures 60 kPa vacuum. What is the absolute pressure in psi if the atmospheric pressure is 28 in Hg?