Use Clausius-Mossotti equation to determine the polarizibility of atoms in the air molecules, where the number density of dry air is 2.504×1025 m-3. Assume the result for nitrogen atom and compute the relative displacement of nitrogen nucleus

Q: If a missile emits 5×106 W of power in the 2.65 - 2.80 μm band, estimate the energy collected by a…

A: Given data: The power emiited by the missile is P=5×106 W The range of the missile to the detector…

Q: at the center of th s achieve termina to apply a voltag as a result, an a stops moving ver

A: Given: Distance is 0.01 m Density is 900 Kg m-3 Voltage is 200 V radius is 8*10-7 m

Q: Prepare a table of values for the change of electron density at each layer by 10% rise from lower D…

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Q: What is the speed of an electron with kinetic energy (a) 750 eV, and (b) 3.2 keV?

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Q: Find the kinetic density of the electrons, bearing in mind that the Hall factor is 245.9×10*-11 .

A: Given: Hall factor, To find: Electron density

Q: Calculate the frequency and wavelength of a 140-keV ray.

A: Given data:  Energy of ray (E) = 140 keV Required: Frequency (f) and wavelength (λ)

Q: The conductivity of a plasma is purely imaginary given by o = ioo. Therefore, J = iooĒ. If the…

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Q: Assume the ionosphere consists of a single, uniform layer with a density of 10° electrons per cubic…

A: the formula for plasma frequency is given by  wp = ne2∈0me   Hzwhere n= density of electrons = 105…

Q: if the effective mass of electron is 0.4mo having momentum 2.416*10-16 gram cm/sec then calculate…

A: The energy of the free electron in a bottom of conduction band be given as, Where, m* be defined as…

Q: b) If the effective mass of electron is 0.4m0 having momentum 2.416× 10−16 ????. ?? ??? then…

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Q: A Hall effect experiment is performed on a n type semiconductor bar whose dimensions are: 2.9 mm…

A: Electric field E=15 V/m in x-direction, carrier concentration n=9.54*1014 /cm3=9.4*1023 /m3, Current…

Q: Q1/ A CRT has an effective length of 4 Cm and distance between the plates of 3 mm. The screen has 45…

A: Given: The effective length of the plate is l = 4 cm The distance between the plate is d = 3 mm The…

Q: Q1/ A CRT has an effective length of 4 Cm and distance between the plates of 3 mm. The screen has 45…

A: Given: The effective length of the deflection plates is Ld=4 cm=0.04 m. The distances between the…

Q: The surface temperature of the sun is approximately 5,800 K. However, stars can be much hotter. WR…

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Q: The best multi-junction solar cells have an efficiency of about 40% for converting light energy from…

A: Given information: The efficiency of the Solar Cell (η) = 40% = 0.4 The Power consumed by the US (P)…

Q: In this problem, we will go through the famous experiment led by Robert A. Millikan. The charge of…

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Q: The temperature of an electric heating element is 150°C. At what wavelength does the radiation…

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Q: What will be the critical frequency

A: Critical frequency is a frequency above which a wave will not get reflected by ionosphere and will…

Q: n Millikan's oil-drop experiment, one looks at a small oil drop held motionless between two plates.…

A: In Millikan's oil drop experiment, the oil drop is held between the two charged plates and the force…

Q: (a) What is the separation between double slits that produces a second-order minimum at 45.0º for…

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Q: Here you are invited to explore the process of human vision. (a) The flux of visible photons…

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Q: Lead aprons are the primary radiation protective garments used by personnel during fluoroscopy. An…

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Q: A cube of Diamond with sides s=1.2cm has a voltage V=40V applied to two opposite sides (both sides…

A: Given, side length s=1.2 cmCurrent I =0.5mAHall effect current i=5 μAB=1mTεH per unit…

Q: calculate the angle

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Q: An oil drop of 12 excess electrons is held stationary under a constant electric field of 2.55 × 104…

A: Write the expression for the electric force, that will be equal to the weight of the oil drop, and…

Q: You measure the initial mass of the cathode to be 25.05 + 0.10 g, and the final mass to be 24.12…

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Q: Compute A, and No for the following cases: (a) A glow discharge, with n = 10" m, KT, = 2 eV. (b) The…

A: Given: a) The density of the particle is n = 1016 m-3      The thermal energy is KT = 2 eV b) The…

Q: What should be the average power of a laser, strong enough to cause a dielectric breakdown of air…

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Q: Physics Use the Born approximation to obtain the scattering cross-section of a charged particle…

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Q: QLet aunitorm surface chargedensity of 5nc/m be present at =oplane, auniform line chagedasidy of8…

A: Net potential is the total charge present at the common distance. Mathematically, net potential is…

Q: An electron can be assumed to be uniformly charged sphere having a total charge e and radius Ro. (a)…

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Q: In a certain region of space there are electrons moving randomly. In any 1 µs time interval, the…

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Q: Assume solar flux falling on a typical panel on planet earth to be 1370 Watts per square meter with…

A: Given: The magnitude of the solar flux is F = 1370 W/m2 The time duration taken by the solar flux…

Q: The absorption coefficient of amorphous Si and CIGS are approximately 10^4 cm^-1 and 10^5 cm^-1 at…

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Q: Consider a system of N free electrons within a volume V. Even at absolute zero, such a system exerts…

A: a. Given,  Pressure =P In 3D electron gas, there are the modes per unit k-space which are, Where L…

Q: find the volume, mass and weight and e-field

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Q: Consider a Thomson's mass spectrograph where a B field of 4.15x10²³ Wb/m² is antiparallel to a…

A: B = 4.15 X 1023 Wn/m2B is antiparallel to a coexisting E field.Doubly ionised atoms are accelerated…

Q: A cloud of 〖"2.5x10"〗^19 electrons move past a given point every 2 seconds. How much is the…

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Q: The ionization potential of a helium atom is 24.5 V. Determine the work of ionization.

A: Given, Ionization potential=24.5V