14. Write the names of collision types by electrons and ions in an ionized gas.
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Q: superconductor. H
A:
Q: Task 1: ne ke = 10-⁹C 1.6-10-19 C 8.99-10⁹ N.m² C2 =?electrons 1 4T-E0 .
A: The equation for the number of electrons given in the problem is ne=10-91.6×10-9
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A: Which of the following particles is not a charge carrier for electrical conduction? A electronic…
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A: Here we have,
Q: 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
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A: Required : True statement.
Q: For the circuit shown in figure. Find Av Ai Zo Zi
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A:
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A:
Q: In NPN or PNP transistor: A. Ic> IE, B. IE >Ic, C. IE = Ic, D. None of the above.
A: We are authorized to answer one question at a time, since you have not mentioned which question you…
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- a, What is meant by electricity ignites an explosive mixture of materials in the air?b, and how would you contrast aluminum and copper wires in the transmission of electricity?3. conductors are materials that impede the free flow of electrons from atom to atom and molecule to molecule A.True B.False(e) Using the characteristic function, show that a(N) (N²). = k„T (f) Show that fluctuations in the number of adsorbed particles satisfy (N*), (N)? 1-f Nf
- 2. Solve the 2D Laplace's equation (rectangular coordinates) for the geometry with the boundary conditions shown in the figure. y Insulating gap V = Vo a V = 0 V = 0 X V = 0 a2.a Why is silicon widely used as a semi conductive material over Germanium? 2.bFind the power delivered to an element at t = 30s if the current entering its positive terminals is I=cos60πt A and the voltage is v = Qi. 2.c The total charge entering a terminal is given by Q=10tcos4πt mC . Calculate the current at t = 0.5 sec.Which of the following statements about drift and diffusion is FALSE? a. The diffusion current of electrons is opposite to the concentration gradient, dndx. b. In silicon with equal concentrations of electrons and holes in an electric field, the drift current of electrons is higher than the drift current of holes. c. An electric field is visible in a band diagram as a slope, where holes will move to higher energy states (drift up the slope) and electrons will move to lower energy states (drift down the slope). d. The diffusion coefficient of holes can be increased by lowering the temperature of the semiconductor.
- 4) Consider Argon (40 g/mol, d = 188 pm) at 0°C, 550 mm Hg: a) What is the collision frequency/ b) What is the collision density? c) What is the mean free path?b. Each copper ion (Cu++ ) carries two charge carriers (ne) with it. There are 6.02 x 1023 (NA) copper ions in one mole of substance (n). How many charge carriers is in one mole of copper. 24 23 2x 6.c2x 1c 1. 20 To mTIn which of the following situations is there no nett current? 1. A positively charged ion moves to the right 2. A hydrogen atom moves to the right 3. A beam of electrons shoots right 4. In an ionic solution, positive ions flow right, negative ions flow with equal speed to the left
- What factors determine whether a material is a conductor of electricity or an insulator? Explain.2A. Calculate Z and V for sulfur hexafluoride at 75 °C and 15 bar by the following equations: a) Truncated virial eqn. 3.39 w/ B = -194 cm³/mol & C = 15,300 cm/mol² b) Redlich/Kwong eqn. c) The Soave/Redlich/Kwong equation d) The Peng/Robinson equation For sulfur hexafluoride, Tc= 318.7 K, Pc=37.6 bar, Vc= 198 cm³/mol and o = 0.286. ww wwwIn which of the following materials electrons cannot move from one atom to another? Oa. wood O b. gold Oc. copper Od. silver