What is the rate of thermal radiation emitted from a star with a radius of 2.310 x 109 m and a surface temperature of 8,420 K? Assume that the spherical surface behaves as a blackbody radiator

Q: The rectangular plate is made up of 1-ft squares as shown. A 75-lb force is applied at point A in…

A: Given Force = F = 75 lb side length of each square = 1 ft we have to calculate moment of this force…

Q: DISPLACEMENT, VELOCITY AND ACCELERATION 19. A boy from rest started jogging with an acceleration of…

A: Ques: 19. A boy from rest started jogging with an acceleration of 2 m/s2 from t=0 to t=10s. The boy…

Q: If an object has been magnified 106 times and appears to be 10-4 m, what is the actual size of the…

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Q: (b) Following up on part (a), calculate the energy (in J) of a typical photon. Assume for this…

A: Given in question:  Wavelength(λ) = 1.1×10-3 m                                  Planck's constant(h)…

Q: 20.) Twinkle Twinkle. A stable star of radius R has a mass density profile ρ(r)=α(1−r/R). Here,…

A: Given that:1. Radius of the stable star 2. Density profile of the star 3.

Q: If a person has a dangerously high fever, submerging her in ice water is a bad idea, but an ice pack…

A: temperature of ice = 0oC Mass of patient = 66 kg initial temperature of patient = 40oCfinal…

Q: Calculate the temperature of a blackbody that peaks at a frequency of 7.5·108 MHz.

A: Given                     Fmax = 7.5 x 108 MHz                              = 7.5 x 108 x 106 Hz

Q: 656 nm emitted by electrons dropping from the n = 3 to the n = 2 orbital in hydrogen. The hydrogen…

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Q: Then, why the answers are different when I use different formulas, dB= 10log (I/ I0) and I= I0…

A: We need to explain why the answers are different when the student used different formulas, dB= 10log…

Q: A black body measures 20cm by 15cm. If the temperature of the object is 2500K how much energy does…

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Q: Stefan-Boltzmann Law The Stefan-Boltzmann law estimates the total amount of emission, per unit…

A: Write the expression for the energy per unit area.

Q: !,@, (i) r₁ = (8800.00 ƒ) km and v = (0.943736 -6.31469 k) km/s and i (ii). r₁ = (3818.14 i +8148.07…

A: Solution: Let us calculate the following classical orbital elements for the given velocity and…

Q: What is the rate of thermal radiation emitted from a star with a radius of 4.11 x 109 m and a…

A: A blackbody is considered as an ideal physical body which will absorb and emit all the radiations…

Q: The star Betelgeuse has surface temperature 3590 K and can be regarded as a blackbody. (a) Find the…

A: The temperature of the Betelguese is given as T=3590 K (a). According to Weins displacement law, the…

Q: 2 (µm) Find the temperature of a black body with a radiation spectrum as shown in the graph below.…

A: The maximum wavelength of radiation spectrum from the graph = 3 μm

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

A: For the given question, Below is the solution with proper illustration:-

Q: How many particles are present in a closed container if the energy it contains is (97505.45)J, and…

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Q: When a photon has high enough energy and passes through material, it can disappear and turn into one…

A: Mass of electron = 9.1 ×10-31 kg

Q: As the absolute temperature of a black body doubles what happens to the total energy emitted by the…

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Q: The Sun radiates almost like a perfect blackbody at a temperature of T- 5800 K. a) Show, using the…

A: Given that:Temperature of Sun: T=5800 Kmass of person, m=70 kg (spherical in shape)Known:Density of…

Q: solar radiation power 3.95 * 10 ^ 33 erg.cm ^ (- 2) T ^ (- 4) effective temperature 5700 K, apparent…

A: The solar radiation power is, P=3.95×1033 erg/s  =3.95×1033×10-7 J/sP=3.95×1026 J/s This power…

Q: Spaceman Spiff is flying his spacecraft near a neutron star. Assuming the star is located at (0, 0,…

A: The temperature at a point is given by T=5.0×106 e-3x2-3y2-3z2 The temperature gradient is…

Q: A blackbody is radiating at a temperature of 2.20 x 10 K.

A: The blackbody radiation says, energy density is proportional to T4 with proportionality constant as…

Q: Consider a spherical blackbody of constant temperature and mass M whose surface lies at radial…

A: As per General relativity gravity is capeable causing time dilation. Closer the clock is to the…

Q: At what temperature, that heated body re-radiate the thermal energy density of (2.2 X10-8 J/m2), if…

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Q: Need help using Boltzmann's constant. If i'm trying to find average thermal velocity (Vrms) of a…

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Q: (b) Suppose we can write the partition function of N inseparable gas particles as the one-particle…

A: (b) Given that  Consider the partition function of N inseparable gas particle is given as ZN=Z1NN!…

Q: 2) Today's cars are about 25 % efficient, which means that only 25% of the energy is actually used…

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Q: What is the ratio between the thermal radiation of an object at 60 oC compared to the same object at…

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Q: n hydrogen, the transition from level 2 to level 1 has a rest wavelength of 121.6 nm. Find the speed…

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Q: How many particles are present in a closed container if the energy it contains is 98998.19J, and the…

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Q: A black body is at 727°C. It emits energy at a rate, which is proportional to ___________ a) (727)2…

A: Option

Q: Estimate the temperature that the surface of the sun would have to be in order to find equal…

A: Given: Equal population of neutral hydrogen atoms and protons at the surface To Find: Temperature of…

Q: Prove that: dt (p) = -(av/ar)

A: Have a look

Q: Consider two Einstein solids in thermal contact. Solid A contains 5 atoms while solid B has 2 atoms.…

A: ANSWER:  GIVEN: Solid A has 5 atoms and Solid B has 2 atoms             The total energy of the…

Q: 7.Specific heat of water: 4190 J/kg K, specific heat of Al: 910 J/kg K, heat of fusion of ice:…

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

Q: 5.64 A stationary nozzle discharges water against a plate moving toward the nozzle at half the jet…

A: Here, the plate deflects the water at a rate equal to the relative velocity of the water with…

Q: prove average total kinetic energy = 2kT for gas molecules crossing a spherical area, with the…

A: At normal temperature the molecules are randomly moving in an ideal gas. The velocities of the…

Q: Calculate the rms speed of a sodium atom in the solar atmosphere at 6000 K. (The atomic mass of…

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Q: At what frequency is the radiation from a black body maximum if the temperature of the object is…

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Q: Ex. 84: Taking collar constant as 1340 watt/m per minute. Calculate black body temperature of the…

A: To find-Black body temperature (T)=/Given-Stefan's constant (σ)=5.67×10-8 W/m2K4Radius of sun…

Q: Consider a black body of surface area 20.0 cm² and temperature 5 000 K. what wavelength does it…

A: The peak wavelength of the radiation emitted by a blackbody is given by Wein's law. it states that…

Q: A cloud of gas has a temperature of 5,000 K. Estimate the width of the hydrogen H-alpha line with…

A:

Blackbody

Q.5 A blackbody radiates how much energy when the temperature of the body is elevated?