Task 1: ne = ke €0 = 10-⁹C 1.6-10-19 C 8.99 10⁹. 1 4. Ke N.m² C2 =?electrons 1 4T-E0
Q: In a very high quality homo-junction pn* LED made of a direct band gap semiconductor, the internally…
A: This question can be solved by applying the concept of device electron current.
Q: The diameter of a carbon nanotube is 1.3 nm. This diameter in S.I. system is O a. 13 x10°m O b. 1.3x…
A: Given Diameter of carbon Nano tube is d = 1.3 nm Diameter in SI system is in meter
Q: 1 atomic mass unit is about:
A: One atomic mass unit is defined as a mass exactly equal to one – twelfth the mass of one carbon -12…
Q: Q1: Calculate electrons and holes concentration in a germanium sample . If T=300 K, Na-5×10¹%/m³,…
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Q: If the radius of the nucleus R = 1.2x 10^-13 cm, and known it is 1 fermi = 10^-13 cm, the nuclear…
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Q: If A =i+ 5j - kand B = -3i- 2j + 5k. Answer the following problems. 1. 2A +B 2. A- 28 3. A.B 4. AXB
A: F
Q: Q1. Calculate the drift current density in a gallium arsenide sample at T-300 K, with doping…
A: Given Na = 0 and Nd >>ni. Let n0 and p0 be defined as electron concentration and hole…
Q: 1. What is the volume of a tank that can hold 18 754 Kg of methanol whose density is 0.788g/cm³?…
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Q: Q1/ In an atom the number of electrons in 3rd shell is equal to the number of electrons in the 2nd…
A: Since you have asked multiple questions, we will solve the first question for you. If you want any…
Q: A sample of rubidium gas of volume 1 x 10-8 cm3 is cooled until it forms a Bose-Einstein condensate.…
A: volume v = 10-8 cm3temp TB = 250n K FIND number of atom in sample
Q: 4. A company manufactures LED light bulbs. The lifetime for these bulbs is 4,600 hours with a…
A: I have used concept of z-score
Q: * 9 V 2 R₁ 10 Q 3 R₂ 20 8 7 6 11. What is the value of V₁? b. 6 V b. 8 V c. 9V 12. What is the value…
A: Parallel electrical circuit.
Q: Calculate the drift current density in a gallium arsenide sample at T-300 K, with doping…
A: Given : Temperature, T = 300 K Doping concentration, NA = 0 and Nd = 1×1022 m-3 =…
Q: 7. What is the physical quantity represented by the slope of T² vs L plot? Provide mathematical…
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Q: Express each of the following as requested: -5 a. 2.34 x 10 eV in decimal notation. b. Express 891…
A: Given data: Measurement of energy 2.34×10-5 eV Required: Express in Decimal notation
Q: If the radius of the nucleus R = 12x 10^-13 cm, and known it is 1 fermi = 10^-13 cm, the nuclear…
A: GivenRadius of nucleus =12×10-13 cmand 1 Fermi=10-13 cm
Q: A one (Ohm- 22 10 wire ca
A: Given : Potential difference V = 100 V Conductivity , σ=108 ohm m-1 Length , L=10 cm No. of atoms ,…
Q: velocity (in microns per second)
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Q: m. radius of orbit in second excited state?
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Q: If an electron (mass m = temperature has a kinetic energy of 6.7×10-19 J, what is the speed of the…
A: The mass of the electron is m = 9.11 x 10-31 kg. The kinetic energy KE = 6.7 x 10-19 J. Assume the…
Q: 2/3 2/3 1/2 B 1/2 1/2 According to the plots choose the appropriate indices from below: A. [120] В.…
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Q: *42. a. Determine VL, IL, Iz, and Ir for the network of Fig. 2.186 if RL = 180 N. b. Repeat part (a)…
A: Solution: From the above-given Figure, a) If RL=180 Ω Then, The current across or passing…
Q: Q1 * Q1: The total energy in third orbit is (- 1.53 ev). Find. A- The radius of the orbit B- The…
A: Let the radius of third orbit is r3. Let the atomic no is z. Let the no of orbit is n. The radius of…
Q: 139. How much power (roughly) a light-emitting diode can couple into an optical fiber? a. 10…
A: solution as
Q: A +6.0 µC and a -10.0 µC point charge are placed as shown in the figure. What is the potential at…
A:
Q: 5. A transistor is biased with feedback resistor Ra of 100k2. If Vcc= 25V, Rc= 1k2 and B= 200. Find…
A: Given: RB=100ΩVCC=25VRC=1kΩβ=200 Using:…
Q: Calculate the potential energy of the system of Na* and Cl ions when they are at a distance of 4Å.
A: Given information :- Distance between Na+ and Cl- i.e., r =…
Q: 7. A mass of 150 g of a certain element is known to contain approximately 4.52 x 1024 atoms. What is…
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Q: A uniform piece of n-type of silicon tl e velocity of the electrons. Use 13
A: given parameters, length l = 1 μm = 1 x 10-6 m…
Q: 1. A specimen of silicon is 0.2mm long, has across sectional area of 0.2mmx0.2mm and mobility is…
A: Given data: Length, l = 0.2 mm Area, A = 0.2 mm x 0.2 mm Mobility, µ = 1300 cm2/v.s Current, I = 8…
Q: r D -e Bohr Model mv² Physical constants - Ke² r2 mvr = n (A) What is the radius of the orbit with n…
A:
Q: 3. How many electrons in one bit? D
A: A bit is a unit of information, not a quantity of electrons. A bit can be a 1 or a 0 written on a…
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