Q: 2. Determine the sum and the difference of the two unit vectors below: R= B+ C R = B+ C and R= B- C*…
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A: The magnitude of vector A = 6 m The direction of vector A is 30° south of East The magnitude of…
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Q: Find the vector sum of the following vectors using Analytical method and polygon method. 1. 100 N,…
A: 1. Draw the vector. Vector sum Analytically: S=1002+302+2×100×30×cos45°=15142.64=123.05 Polygon…
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A: direction of x axis A = i Magnitude of A = 1 vector B = 8i+6j Magnitude of B = √(82+62) = 10
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A: The vector diagram is shown below.
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A: Solution: Let the scale of the drawing be 1kph=10units. Apply polygon method: Start from origin O…
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A: x component of vector A = -18.7 m Y component of vector A = +48.3 m
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Q: The components of all the vectors are INTEGERS. Consider the two vectors, A and B, in the figure.…
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Q: 3:04 M B O D • LTE 4 90% sion.masteringphysics.com 4 KExam 1 Review Item 10 10 of 10 A vector has a…
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Q: Vector A has components Ax = 1.46 and A, = -16.6. What is the magnitude of this vector? JÄ = Find…
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A: A→=-i^+3 j^ B→=3 i^ + 2 j^ C→=2 k^
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A: Solution: Given that IAI = 13 angle θ= 112.6 degrees
Q: The X component of the vector C shown in the above diagram is a. 12 m O b. 10.876 m c. -10.876 m d.…
A: Vector , c = 12 m Angle, Ө = 25ᵒ
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Q: Q36) In the figure, the length of the vector is 15, Find its y-component ? A) - 13 B) 13 C) - 7.5…
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solve algebraic equation. The unknown is a
a=(b+c)2/d
b=4
c= -8
d=16
d=6
Step by step
Solved in 2 steps
- A crystalline solid is made up of two elements ‘A’ and ‘B’. Atoms of A are present at thecorners and atoms of B are present at face centers. One atom A is missing from the corner.Find the simplest formula of the solid.The structure of a thin film capacitor is illustrated in Figure Q.2(c). This capacitor consists of two dielectric materials layered in between two thin conducting planes which have similar magnitude of surface charge density, p, C/m². Assuming that the total thickness of the dielectric materials is very small compared to the surface area of the conducting planes, determine (i) The electric field intensity in each region of the dielectric medium. (ii) (iii) The potential difference between z = 0 m and z = b + c. The capacitance per unit area. (iv) The thickness of the Silicon dioxide film b, if the Titanium dioxide film has a thickness of c = 0.5 µm and the thin film capacitor needs to be designed to produce a capacitance of 400 µF/m².chapter 4.PNG → Problems Ql: A bar of intrinsic silicon having a cross section area of 3x104 m² has an n=1.5x1016m3. If µ=0.14 m2/V.s and u,-0.05 m2/V.s. Find the long of the bar if the current is 1.2mA and the applied voltage is 9V. (Ans: 1.026mm) Q2: Calculate the thermal equilibrium electron and hole concentration in silicon at T=300K for the case when the Fermi energy level is 0.22 eV below the conduction band energy. Eg= 1.12 eV. The values of Ne and N, are 2.8x1025/m³ and 1.04x1025/m', respectively. (Ans: n=5.73x102²/m², p-8.43x10%m³) Q3: Find the intrinsic carrier concentration in silicon at (a) T=200K, (b) T=400K. The values of Ne and N, are 2.8x1025/m and 1.04x1025/m', respectively. (Ans: (a) 7.68x1010/m², (b) 2.38×1018/m³) Q4: Determine the position of the intrinsic Fermi level with respect to the center of the bandgap in GaAs at T=300K. mn=0.067 mo, m,=0.48 mo (Ans: -38.2meV) II
- Can someone explain how the triple products are reduced? P 0 Q 2 L MOL = [(₁ + r₂) X (F₁+F₂)] =λ (r₁ XF₁) +2. (r₁ × F₂) +λ (r₂ ×F₁) + λ. (r₂ × F₂) A F₂The force constant of HCl is 0.0482 N/m. a) Calculate its vibrational frequency. b) How much does the frequency change if hydrogen is replaced by deuterium?A certain alloy is a mixture of equal numbers of A atoms and B atoms. B atoms are twice as heavyas A atoms. What weight of A atoms is needed to make 600 pounds of the alloy? Group of answer choices 200 pounds 450 pounds 150 pounds 600 pounds 300 pounds
- Build the phase diagram for the nickel copper alloy. Composition Ni Temperature of Crystallization , C Initial 320 310.2 Cu End 0% 100% 143.6 143.6 6.50% 93.50% 15.50% 84.50% 21% 294 143.6 4. 79% 280.4 257.2 230 204.2 143.6 1436 143.6 5n 30% 70% 40.50% 59.50% 45.50% 55.50% 64.50% 40.50% 70.50% 29.50% 79.50% 20.50% 143.6 143.6 143.6 143.6 143.6 143.6 143.6 143.6 9. 173.6 204.2 230.8 254.4 10 11 88% 12% 4% 0% 12 96% 100% 13 260A finite difference solver uses a 2nd order approximation to the 2nd derivative, as shown below. What is the value of the constant B? AT j+1. Ay 5-10 3-26 2 i-1 P Au-1a+Bu+Curta Az² dr 2 i+1 1+2Niobium has a BCC crystal structure, an atomic radius of 0.143 nm and an atomic weight of 92.91 g/mol. Calculate the theoretical density for Nb. a. Compute its theoretical density. b. What is the percentage error between the theoretical density and the actual density? The actual density of Nb is 8.57/cm3
- If the atomic radius of a metal that has the face-centered cubic crystal structure is 0.2718 nm, calculate the volume of its unit cell in nm³.According to a new spectroscopy analysis, the adjacent bond vectors was found to be A = 1.07i + 0.83j + 0.81k B = 1.03i + -0.99j + -0.85k What is the angle (in degrees) between the bonds based on this new data?6= TTC Kc (Exercise. Derivation?