15 The surface temperature on Venus may approach 735 K. What is this temperature in degrees Celsius? type your answer... The temperature on Mercury may drop to -263° F at night. What is this temperature in degrees Celsius? type your answer... Spointe I
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- PLS... ANSWER THIS THANK UCan you answer the temperature problem according to the previous one?A sphere of radius 0.50 m, temperature 25.0 °C, and emissivity 0.850 is located in an environment of temperature 75.0 °C. a. At what rate does the sphere emit thermal radiation? b. What rate does the sphere absorb thermal radiation? c. What is the sphere’s net rate of energy exchange?
- 5. The clouds that surround Venus are so thick that the planet actually absorbs less sunlight than the Earth. Nevertheless, Venus has a surface temperature of more than 400 degrees Celsius. Which of these best explains the high surface temperature? Da. The bright surfaces of the clouds reflect sunlight back on the planet. Ob. The strong winds in the atmosphere produce friction Oc. The thick clouds in the atmosphere prevent heat from escaping Od. The sulfuric acid in the clouds releases heat energy. e.5. The clouds that surround Venus are so thick that the planet actually absorbs less sunlight than the Earth. Nevertheless, Venus has a surface temperature of more than 400 degrees. Celsius. Which of these best explains the high surface temperature? Da. The bright surfaces of the clouds reflect sunlight back on the planet. Ob. The strong winds in the atmosphere produce friction c. The thick clouds in the atmosphere prevent heat from escaping d. The sulfuric acid in the clouds releases heat energy. e.Determine energy needed to heat 1 kg of a material. Given info: the material density and change of temperature.
- 5. The number densityN/Vof gas molecules at a certain location in the space above our planetis about 1.00×1011m−3, and the pressure at the same location is 2.75×10−10N/m2. Whatis the temperature there?Consider an ideal gas with an absolute temperature of ?1.T1. To what temperature would the gas need to be heated to double its pressure? Express the answer in terms of ?1.T1. ?2= Consider an ideal gas with a volume of ?1.V1. To what volume would the gas need to be compressed to double its pressure? Express the answer in terms of ?1.V1. ?2=V2=Grizzly the sentient magical leprechaun is doing some calculations to account for pressure and temperature changes as he climbs elevation when flying. Because he is from a magical place they use different units than us, but he needs your help with the math. If rooftop level pressure is 570. grassfield highs (GH) , and the temperature is 2.33 Money Chocolates (MC). what will the pressure be as he climbs and the temperature drops to 1.88 MC?
- nent 7 Heat transfer, rev 1, 2022.xlsx (1.58 MB) Page 2. Styrofoam, used for insulation, has a thickness of 25.0 mm. The temperature on one side of the styrofoam wall is 12.0 °C and 22.5 3. °C on the other side. How much heat (J) is transferred in one hour through each square meter of the styrofoam wall to 3 sig figs? In real construction there will be bricks or concrete along with the styrofaom as you can see in the picture. Only consider the styrofoam here.Q5. Given air , gauge pressure Pg=378.675KPag, t=21 degrees C and R=287Joules/kg-K 1. Absolute pressure KPaa? a. 450 b. 460 C. 470 d. 480 2. Absolute temperature in degree K? a. 264 b. 274 c. 284 d. 294 3. mass density in kg/cu.m.? a. 5.40 b. 5.69 C. 5.89 d. 6.09 4. Specific weight in N/cu.m.? a. 55.82 b. 56.83 c. 57.82 d. 58.82a. Compute the specific heat capacity at constant volume of nitrogen (N2) gas. The molar mass of N2 is 28.0 g/mol. b. You warm 1.15 kg of water at a constant 1L volume from 20∘C to 30∘C in a kettle. For the same amount of heat, how many kilograms of 20∘C air would you be able to warm to 30∘C? Make the simplifying assumption that air is 100% N2. What volume would this air occupy at 20∘C and a pressure of 1 atm ?