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Q: ALL'FACILITIES UNLOCKS
A: Please provide proper question student.
Evaluate the commutator [Â,B̂] of the following operators.
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- Given that A + B = x₁Î + Y₁Ĵ and Ö Ē = x₂Î + y₂), what is ? A ® B = ²/² ( x ₁ + x₂) ₁ + 1/{ (Y₁ +92)ĵ B Î D B = ½ (×₁ − ×₂) Î + ½ (Y₁ −³₂)Î E B = ½¼½ (X₁ − ×₂)Î + ½ (Y₁ + Y2 )Ĵ ³ = ½ (X₁ + X₂) Î + ½ (Y₁ −Y₂)ĵ B = ½ (³₁ −³₂)ĵipa Suppose (p | ) = e¯. What is (x | b) =? V2nh 8 (x – x') 2nh Vasi 8 (x – x') 2πh 8 (x – x') O Oiven A = 2 ax - ay - 2az B = 4 ax + 3ay + 2az C = - ax + ay + 2az find (A X B) X (B X C)
- vast CMSCT - Module 22 34 Read the measurement on the U.S. Vernier caliper. Express your answers to three (3) decimal places. 0 5 7 8 9 20 Main scale reading: Vernier scale reading: Final reading: 10 30 15 20 0 1 2 3 4 5 6 7 8 9 10 25 0.001 in. 1 5 6 7 8 9 1 2 3 4 5 6 7 8 9 2 50 40 60 70 0.05 mmw = FjAc = F .Aë , W = m(v;)* - m(u,)* , v 1 zm(us)* - m(v,)* , W = Problem 1: (a) à = 3â – 2ŷ, B = 4â& – 5ŷ. à ·B =? Answer: 22 (b) à = -2â + 4ŷ, B = 3âu – lŷ. Ā·B =? Answer: –10 (c) à = 5â – 3ŷ, B = -3â – 5ŷ. ÷B =? Answer: 0 1 | F,dx , W = F. dř , F, dU W = -AU dx d = 4m F = 20 N 0 = 30° m = 4 kg Hk = 0.5) m = 2 kg F = 40 N Hk = 0.2 Ө — 30° Problem 2: In the figure above on the left we have a force F = 20 N pulling a box to the right at an angle 0 = 30° above the horizontal. The box has a mass m = 2 kg, the coefficient of kinetic firction between the box and the ground is uk = 0.2, and the block moves a distance d = 4 m to the right. (a) What is the work done by the force F? Answer: 69.3 J (b) What is the normal force from the ground? Use g = 10 m/sec² Answer: 10 N (c) What is the work done by the kinetic friction force? Answer: -8 J (d) What is Wnet, the net work done on the box? Answer: 61.3 J (e) The box has an initial speed of 4 m/sec. What is the speed of the box after it has…Growth of yeast cells In a controlled laboratory experiment, yeast cells are grown in an automated cell culture system that counts the number P of cells present at hourly intervals. The num- ber after t hours is shown in the accompanying figure. 250 200 150 100 50 0 1 2 3 4 5 6 7 a. Explain what is meant by the derivative P'(5). What are its units? b. Which is larger, P'(2) or P'(3)? Give a reason for your answer. c. The quadratic curve capturing the trend of the data points (see Section 1.4) is given by P(t) = 6.10r2 – 9.28t + 16.43. Find the instantaneous rate of growth when t = 5 hours.
- If $ (x,y,z) ху?г and A %3 xz i - xy? j + yz?k, find (OA) at the point (2,–1,1). %3D dx dz O 2i-4j O 4i - 2j O 2i+4j O 4i + 2jThe first screenshot displays the question, and the second screenshot displays the section of the book that's relevant to the problem. So far, there have been two incorrect answers given: a.) 2.82 x e^-(1.51 x 10^12), and b.) (1.60*10^-19)^-(2.04*10^11) If someone can solve this problem, it would be deeply appreciated!A circular area S is concentric with the origin, has radius a, and lies in the yz-plane. Calculate ∫??⃗·?ˆ??∫SE→·n^dA for ?⃗=3?2?ˆ.E→=3z2i^.
- What is the sum of the following numbers, including significant digits and uncertainties: 13.5 + 0.3 plus 5.1 ± 0.2 O 19 + 0.5 O 18.6 ± 1 O 18.6 ± 0.5 O 19 ±14 101 For the projectile in the picture above, which of the following would be the correct arrangement of arrows to be placed at point Z to represent the balls velocity? R F 1) % 5 T G 40 6 Y & Y H 7 U 4+ * 00 8 Z K O L P A BANGA light-year is a unit of distance corresponding to the distance light can travel in a vacuum in 1 year. If the speed of light is 3.0 x 108 m/s, what is the length of a light-year in: (a) km? (b) Em?