A copper sphere of 1.01m diameter is coated with lamp black and maintained at a temperative of 513⁰K. flow much energy is radiated in two minutes ? (Stefan's constant = 5.7 x 1081/m²k²s).

Q: You put 100g of silicon (with specific heat csil = 703J/kg · K) at 100oC into 100g of water at 20oC.…

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Q: 158.0308=216.8(0.065+0.00053(T-293.15)) solve for T temperature

A: Given equation is: 158.0308=216.8(0.065+0.00053(T-293.15))

Q: It's saying the 0.0399 is incorrect. The units is g/mol. Thank you for your help.

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Q: You have been told that a Spherical pellet is initially at temperature of 200 C at and then a gas…

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Q: What is the heat capacity at constant pressure of n mole vibrating diatomic gas?

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Q: A 0.4-W cylindrical electronic component with diameter 0.3 cm and length 1.8 cm and mounted on a…

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Q: 5 mole of an ideal vibrating diatomic gas. What is the heat capacity at constant volume in J/K?

A: Given that               The number of the mole is (n) = 5  As we know that the Number of the degree…

Q: A photovoltaic panel with an efficiency of 19 % receives an average insolation of 168 W/m². Estimate…

A: Efficiency of the photovoltaic (PV) panel =19% = 0.19 .The average power that the PV panel required…

Q: Needs Complete solution with 100 % accuracy don't use chat gpt or ai.  Please plz please please...

A: The given data are as follows:m = 30 gP = 2.3 MPa = 2300000 PaD = 500 mm = 0.50 m   Computing the…

Q: Determine the wavelength of the maximum amount of radiation emitted by surface at 49 °C. Express…

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Q: A white star that has a surface temperature (in kelvins) that is four times that of our sun the…

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Q: Let H = 40 cos(10ºt – ßz) a¸ A/m in a region for which σ = 0,₁ µ = µ₁, ε = 4ε. Express H in phase…

A: Given that,H = 40 cos109t - βzax A/m                 (1)We can compare equation (1) with standard…

Q: What is the average energy contained in a 1.00 m3volume near the Earth’s surface due to radiant…

A: The expression for energy density stored in electric field as, u=12ε0E02 The equation for the…

Q: What is the surface temperature of a star that has a radius of 7.00 x 108 m and emits power at a…

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Q: Compute the heat flux integral Φ Þ= √¶·¹ q.nds, where S is the surface of a cylinder of length L = 1…

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Q: The figure below shows a six-string guitar and the distance between the bridge and the fret closest…

A: The frequency of vibration for the fundamental mode of a stretched string be given as, Where, T be…

Q: Find the theoretical Debye temperature of iron (Fe) if the speed of sound in Fe is 5130 m/s and its…

A: According to the given data we obtain the debye temperature 669K.