Answered: - äbäi If the power radiated per square…

- äbäi If the power radiated per square centimeter from skin is(o.05W/cm2 ) then a : temperature is (9060K) O . (1060K) O (8000K) O (160K) O None O

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

See similar textbooks

Related questions

Q: If the energy received by 6 m² area in 10 minutes is 3680 KJ. Calculate the value of Solar constant…

Q: If the Kelvin temperature of a spherical object were increased by 20%, by approximately what factor…

A: Using Stefan-Boltzmann law, rate of radiated energy is, Qt=σeAT4

Q: Calculate the value of the rate of radiation of energy when the surface area is 0.15 m², the…

A: ,Given data Surface area, A=0.15 m2 Temperature, T=650 K Emissivity, e=0.90 Stefan-Boltzmann…

Q: A star radiates 3.75 times less power than the Sun. What is the ratio of the temperature of the star…

Q: Switched on, the water temperature reached a value 0 = 60 °C within a inside the container, which…

A: When two substances of different mass at different temperatures are added together, substances…

Q: The emissivity of the human skin is 97.0 percent. Use 35.0 °C for the skin temperature and…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: If the temperature of the surface of the object is 690.8 oF , then calculate its value in K.

Q: Climate scientists use the Stefan-Boltzmann Law R=oT4 to estimate the change in the earth's average…

A: Given data The Stephan Boltzmann constant is, σ=5.67×10-8Js-1m-2K-4 The temperature is, T=283 K The…

Q: A ring hole 3.31 cm in diameter at temprature 17 C is cut in a sheet of copper (a- 17 x 10-6 c-1).…

Q: Explain, why is water used as a coolent in motor car radiators?

Q: The sensitivity of a thermocouple is 0.05 mV/K. If the voltage range is from 0-50 mV and the lowest…

Q: Which represents a greater change in temperature: an increase of 1°C. 1'F, or 1 K?

A: Comparatively, the 1 degree rise in the Celsius is hotter than 1 degree rise in Fahrenheit as 1…

Q: How many particles are present in a closed container if the energy it contains is 97940.99J, and the…

A: Given: Total energy of oxygen, E→ = 97940.99 J Velocity of gas, u = 58.55 m/s Solution: Now, the…

Q: How much heat is needed to completely vaporize 20 grams of ice, initially at 5°F?

A: Convert Fahrenheit to Celsius degree.

Q: 2.8 At a temperature of 100°C and an absolute pressure of 5 at- mospheres, what is the ratio of the…

Q: If the absolute temperature of a spherical object were tripled, by what factor would the rate of…

A: The radiant heat power emitted is proportional to the fourth power of absolute temperature.

Q: The power radiated per square centimeters * from skin at a temperature of 20°C is 0.041 watt per…

A: Area (A) = 1 cm2= 0.0001 m2Temperature of skin (T) = 20oC = 293 kelvin

Q: Can one object be hotter than another if they are at the same temperature? Explain.

A: Can one object be hotter than another if they are at the same temperature? Explain

Q: Two surfaces, A and B has a temperature of 4500 K and different spectral emissivity as shown in…

Q: When fighting fires, a firefighter must use great caution to hold a hose that emits large amounts of…

A: The hose is pumping a lot of water with large mass at a high speed. This means that water has a…

Q: If the energy received by 5 m2 area in 10 minutes is 4200 kJ, calculate the value of solar constant.

Q: When an ordinary mercury thermometer is placed in hot water, its reading drops at first but quickly…

A: Given that, When an ordinary mercury thermometer is placed in hot water, its reading drops at first…

Q: The surlace of the Suy has a temperahure of about 5,800 k. The radius of the Sun is 6.96X108m.…

A: temperature of sun(T)=5800 K radius of sun(r)=6.96x108 m emissivity of sun(e)=0.986 area of…

Q: Suppece the average Velecity of canben nekules( Mulecular man is egual to o gramfwol) iu q flame is…

Q: s heat and light considered as a matter? Why? Why not

A: Heat is a form of energy. It is felt when there is difference in temperature of two bodies. Light is…

Q: -1 Consider a lower energy level situated 200 cm ' from the ground state. There are no other energy…

Q: 3.) The theoretical maximum COP for a fridge operating between temperatures of -10 °C and 20 °C is:…

A: As per our guidelines, we are supposed to answer only first one question in case of multiple…

Q: Our sun, currently a yellow dwarf, will eventually evolve to a red giant star and then to a white…

A: Determine the area of the white dwarf.

Q: Calculate its total power radiated at this temperature 300K. C. 459.3W/m2 A. 10.3W/m2 B. 321.7W/m2…

A: Given, Temperature=300k

Q: How many farenheits are 300 K? Show computation

Q: ou pour 750 e of het coffee into an aluminua mess is 2sg. You measured He temp of the eoffee to be…

A: According to principle of calorimetry Heat given by hot body = heat taken by cold body

Q: Example 14.5 A sphere that is a perfect blackbody radiator has a radius of 0.060 m and is at 200°C…

A: Given that: Radius of perfect blackbody radiator = 0.06 m at 200o Temperature = 22oC Stefan's…

Q: Our sun, currently a yellow dwarf, will eventually evolve to a red giant star and then to a white…

A: Assume that the sun radiates like a blackbody, Stefan-Boltzmann law, P = σAT4where, σ is…

Q: Vhich of the following pairs of physical quantities have the sam A) Kinetic energy per unit mass and…

Q: A powerful stream of boiling water shoots up from the ground and many of its droplets take…

A: Write the time taken by the droplet to reach at maximum height. t=3 s Write the velocity at…

Q: During daytime at the beach, the sand is hotter than the water in the sea. Why is this so?

A: The specific heat of water is high which is 4200 J/kg C.

Q: Discuss in terms of physics why restaurants serve baked potatoes wrapped in aluminum foil.

A: To increase the time that the potatoes remain hot after being removed from the oven is the main…

Q: The temperature of the water vapor (H2O) inside a pressure cooker increased from 295 K to 395 K. As…

Q: Even when shut down after a period of normal use, a large commercial nuclear reactor transfers…

Q: 2.8 At a temperature of 100°C and an absolute pressure of 5 at- mospheres, what is the ratio of the…

Q: Not only is liquid nitrogen a cheaper coolant than liquid helium, its boiling point is higher (77 K…

A: To explain: Higher temperature lower the cost of cooling a material.

Q: The specchic heat of steam at atmospheric pressure is 2,010 J/kg. °C , Eualuate the energy reguired…

A: Given Data : The specific heat of steam at atmospheric pressure is given as c=2010 JKg 0C The mass…

Question

I need the answer quickly

%VY
docs.google.com/forms
نقطة واحدة
If the power radiated per square
centimeter from skin
is(o.05 W/cm2 ) then a
: temperature is
(9060K) O
. (1060K) O
. (8000K) O
(160K) O
None O
نقطتان )2(
Pylorus Prevents the flow of .20
food back into the stomach from
.the small intestine
1. T О

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.

Similar questions

Water vapor at a pressure 0f 2X10 N/m2 0nd a dempirature of as0°c is 0.32 x106 N/m2.following expanded to a yoessune of ec.For the low P.V1.25 this expanston determine: a. Pinal vapor condnion b. Syecipie haat transpan c. Changis in tntroyy SIDU
18:30 0.06 KB/S AIATS for Two Year Me... 41 /180 02:57 Mark for Review hr min Two spheres of same material have radii 1 m and 2 m are at temperature of 2000 K and 1000 K respectively. The ratio of energy radiated in unit time is 8. 32 Clear Response
Fi Calculate the van der Waals second viral coefficient (B) using Zydw at 299.6 K, where Zydw is given as 1 where Pc= 119.9 atm, Vm.c= 122.2 cm3/mol and T= 325.2 K. a Zvdw =1+|b- RT O a. 0.22 O b. -3.22 O c. -2.01 O d. -0.18
The saturated vapor pressure of mercury is 0.0020 mmHg at 300 K and the density of air at300 K is 1.18 g L−1. ]ag Calculate the concentration of mercury vapor in air in mol L−1. ]bg Whatis the number of parts per million ^ppmh by mass of mercury in air?
35 30 25 Pressure (x 10¹ Pa) 20 15 10 0 10 15 Volume (x 10-4 m³) 20 25 30 35 40 A-> B- C- D->
3. It has been suggested that the surface melting of ices plays a role in enabling speed skaters to achieve peak performance. Carry out the following calculation to test this hypothesis. At 1 atm pressure, ice melts at 273.15 K, AH fusion=6010 J mol-¹, the density of ice is 920 kg m-³, and the density of water is 997 kg m-³. A. What pressure is required to lower the melting point by 4 °C? B. Assume that the width of the skate in contact with the ice has been reduced by sharpening to 19x10-³ cm, and the length of the contact area is 18 cm. If a skater of mass 78 kg is balanced on one skate, what pressure is exerted at the interface of the skate and the ice? C. What is the melting point of ice under this pressure? D. If the temperature of the ice is -4°C, do you expect melting of the ice at the ice-skate interface occur?
4) Calaulale the Rms velocibey of Calaulake the RMS velocites an N, malicue at 273.15K. Calculcade the RiMs arelreiky f an Or molecule at 273.15 k. Calculab the "Rms nelrecky of al It, molecule het 273. 15K. W Hz
In a process control experiment involving temperature measurement using RTD having a span of 2°C to 98°C. Measured temperature is 62°C. What is the possible measured Q1 1 temperature range in the following cases? a. 1% full scale b. 10.5% span c. 12 % of reading
R35 Exercisel. B.1. in en mobe when enthalpy one of goes from book to 5ook under the Pressure, Calculate the change lodine of satm. Ikle give molor heats the of pure Cp (I2, Solid) z 5.4 cal mol" K-1 Cp (Za, liquid) = 19,5 calmol-¹ K-1 bodies! Op 12, gas) = 9.0 Cal mat" K-1 Molar enthalpies of phase change (latent heat): Sh vaporisation, 470K = 6.10 Keatmet-1 shifusion, 387K = 3.74 kcalmol-1 Please answer the question stepwise, showing explanations. Thanks in advanced !!!! detailed
3. In dealing with PV work, the P in PAV always refer to the external pressure- the pressure that causes an expansion. True or False 4. A state function depends on the how the system arrived at the present state. True or False 5. The zero points for AH_f^0 values are elements in their standard state. All substances are measured in relation to this zero point. True or False
1.) How many particles are present in a closed container if the energy it contains is 95204.74 J, and the diatomic oxygen gas is moving at a velocity of 21.45 m/s? Use only the whole number for the value of atomic mass unit. Express your answer in proper scientific notation. 2.) A car generating a power of 97010.23 watts is traveling on a road with a coefficient of kinetic friction of 0.05. If the velocity of it upon reaching its destination is 29.16 m/s and has been accelerationg at a rate of 3.45m/s^2, what is the mass of the car?
I silved this problem in 2 different ways and am getting very different answers. Can you help me see which one is correct? 1.) So W=0 deltaU = Q + 0 deltaU = mcT deltaU = (100g)(4.186J/gK)(5K) deltaU = 2093J or 2.) U= (0.1 liters*278.15 Kelvin*4.186 constant) Then calculating the answer is 116.43J Please help