The temperature of the human body is 37 deg C. The intensity of radiation emitted by the human body is maximum at a wavelength?
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Q: A Carnot engine works between two heat reservoirs at temperatures Th= 322 K and Tc = 65 K. 1) (a)…
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Q: The wavelength of maximum solar emission is observed to be approximately 0.475 μm. What is the…
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A: A blackbody is an object that is capable of absorbing all the radiation that falls on it. Black-body…
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Q: The density and temperature higher than in the photosphere. in the solar corona are much (T/F)
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Q: The magnitude of the magnetic field 50 cm from a long, thin, straight wire is 8.0μT. What is the…
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Q: What would be your weight on Pluto
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Q: Sunspots appear dark because they are hotter than the sur- rounding gas of the photosphere. (T/F)
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Q: Could you please give reasons for your choice of answers. In which problem is the uncertainty…
A: In which problem is the uncertainty principle coming handy.
Q: Find the position of the intrinsic Fermi level with respect to the center of the bandgap in Ge at…
A: Given, T=350Kmn*=0.55m0mp*=0.37m0
Q: (a) What is the resistance of a 220-V AC short circuit that generates a peak power of 96.8 kW?
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Q: A 557-N force is applied to stretch a cable, 66-m long and has a cross-sectional area of 2.8 mm^2.…
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Q: How many turns must be wound on a flat, circular coil of radius 20 cm in order to produce a magnetic…
A: Given that-Radius of the coil is 20 cmMagnetic field produced at the centre is 4.0 x 10-5 TCurrent…
Q: A radial filed H 1 2.39.10° T cosa, A/m exists in free space. Find the Inductance if the flux…
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Q: A rectangular coil of length 0.5 m and breadth 0.4 m has resistance of 5 Q. The coil is placed in a…
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Q: On what physical concept do fibers work?
A: Optical fiber: An optical fiber cable is a form of cable that can readily carry the specified data…
Q: An engine removes 391 J from a reservoir at 302 K and exhausts 341 J to a reservoir at 200 K. 1) (a)…
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Q: Energy required to move a body of mass m form an orbit of radius (2R) to (3R) is (a) (c) GM m 12R²…
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Q: Ex 48 At what temperature will helium molecules have the same R.M.S. velocity as that of hydrogen at…
A: To find-Temperature of helium (THe)=?Given-CHe=CHTH=273 KMHe=4MH=2
Q: 6. A traveling wave has a speed of 106 m/s written in the equation y = 10 sin (2.5z + wt). Draw the…
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Q: In the laboratory frame, two observers A and B are moving along the sides of an equilateral triangle…
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Q: 4) (c) If the gas consists of diatomic molecules that rotate but do not vibrate, what are Cy and Cp?…
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Q: Ex. 20: Find the value of energy of electron in eV in the third Bohr orbit of hydrogen atom.…
A: To find-E3=?Given-R=1.097×107 m-1h=6.63×10-34 Jsc=3×108 m/sn=3
Q: ccording to the data presented below, has the law of conservation of energy been verified? Why?
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Q: A 4.00 - μF capacitor and a 6.00 - μF capacitor are connected in parallel across a 600-V supply…
A: Given that-Capacitance, C1= 4.00 μF=4.00×10-6 FCapacitance, C2=6.00 μF=6.00×10-6 FVoltage applied,…
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A: Given, F=x2yi^-yj^
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Q: Cu Assume that the crystal structure of metallic copper (Cu) results in a density of atoms p 8.46 ×…
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Q: At what temperature will a black body radiate heat at the rate of 10 kW / m²? (Stefan's constant o =…
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Q: What would be your weight on Charon?
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