Consider a ball of radius 3, centered at (0,0,0), whose density is proportional to the distance from (0,0,0). Find the center of gravity of the upper hemisphere.

Q: the velocity vector is shown in green. The vertical green arrow shows the y-velocity. The y-velocity…

A: Given Data : Horizontal projectile motion  To Find : Variation of velocity components with time

Q: c. P =C O 216 O 220 O 240 d. P= -300V + 630 240 O 216 220

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Q: Suppose you first walk 12.0 m in a direction 20 west of north and then 20.0 m in a direction 40.0º…

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Q: A = 35 m, -45° B= 70 m, 35° South of West C = 30 m, 25°, North of East Using the given vectors,…

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Q: I3 In(x + 3)8(x + 2)dx

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Q: (i) Ā = -Sî – 2j

A: In 2D a vector A→ can be expressed in component form as A→=Axi^+Ayj^ Where the magnitude of the…

Q: how do you get the 100, why do you use 1+3+2 over 600? draw all steps, it does not make sense

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Q: e closest distance of

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Q: Vectors A and B are shown in the figure. Vector C is given by C = A + B. The magnitude of vector A…

A: Solution has been given below..

Q: A uniform. hallaw, cylindrical spol has inside redius R/2, outside radius R, and mass M. It is…

A: Note: The result asked in part (b) is dimensionally incorrect, which can be readily verified as,…

Q: 1. Which one of the arrangements of axes in Fig. 1 is not a "right-handed coordinate system"? As…

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Q: An archer shoots an arrow at a distant target. The arrow is launched at an angle of elevation of…

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Q: 2 An ant starts at -20 m on a piece of graph paper and walks along the x axis to x- -20 m. It then…

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Q: A person standing close to the edge on top of a 48-foot building quadratic function h(t) = - 16t +…

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Q: From her house, Miya walks 30 m at E30°N. She then turns 50° on a clockwise direction and continues…

A: Given:

Q: The position of a particle is given by the equation s = f(t) = ß – 62 + 9t , where t is measured in…

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Q: 2. Ana runs 4 m, 40° North of East; 2 m, East; 5.2 m 30° South of West; and 6.5 m, South before…

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Q: Answer the following questions based on the Vector 1: 390 miles @ 22.6° N of East Vector 2: 336…

A: Vector 1 = 390 miles 22.6 N of eastVector 2 = 336 miles 59.6 W of NorthVector 3 = 80 miles due south

Q: 3. You found a treasure map and it said: Start at the well, go 100 m straight South, then 30 m 40°…

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Q: Please complete the excersices and explain how you did it with steps. Thank you.  Data:   - vector…

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Q: R = 2î + 3ĵ – 6k, R2 = 2î – mỹ – 8k and R3 = nî + 4.5) – 9k - Explain why R1 & R2 are not parallel…

A: Here we have a very simple question. All we need to know is some definition of parallel vectors and…

Q: A=4i-7j B=67-1j Ĉ= -91 + 5j Complete each vector sum. A+B+C = A-B+C = 1 î+ 2 + 7 A+B-C- A - B - C =…

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Q: Complete the following conversion of the vector in P(x, y, z) to. a ) Ρ(ρ, φ, 2) b) P(r,0,4) in the…

A: (a) The conversion of the vector P from the cartesian coordinates to spherical coordinates in…

Q: Solve the following problems. (Use any method that applies to the situation) 1. Mary Ann walks 11 m,…

A: for the given questions,To determine 1)Marry Anna location with respect to her place 2)Displacement…

Q: What happens when you multiply a vector by -1? O It gets flipped over. O It gets rotated clockwise…

A: (1) Let a vector A→=ai^+bj^+ck^. If we multiply this vector by -1 it becomes…

Q: Select the statements that describe a vector. Check all that apply. Vectors have a size only. O…

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Q: A roller coaster moves 90 m from point A (2,4) horizontally to the east and then travels 45m from…

A: We use the triangle law of vector addition to get the resultant vector.   I did the i part in two…

Q: Find the magnitude and the direction of the displacement in each of the following problems, using…

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Q: Can i please get help with. Apologies if this is too many questions at once. Please answer where…

A: Given, a→=175i^+130j^kmb→=-175i^+130j^kmc→=-260j^km

Q: From the Vectors Given below: 6- 2- A+B B 1- -4 -3 -2 -1 3 4 5 6 -1 A -2 (a) Find the direction and…

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Q: T0 V anstluess Bp 3.7km 400 300 CIOL2 U pA q 5.2 km Two displacement vectorsA and B are shown in…

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Q: 1. If the values of T1= 150, T2= 175 and T3-269, compute for the value of the resultant. and the…

A: Given,T1=150, θ1=60°T2=175T3=269, θ3=40°

Q: Find the resultant using (a) the head-to-tail method, and (b) the parallelogram method: A clever…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: What are all the angles and resultant vector given F=40 N is 20 degrees above the horizontal and 60…

A: Solution: Given: F1 = vector 1 = 40 N F2 = vector 2 = 60 N θ1 = angle between F1 and x axis = 20o φ…

Q: Suppose you walk 18.0 m straight west and then 25.0 m straight north. (If you represent the two legs…

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Q: an outfielder throws a baseball to the second baseman, the distance is 125 ft, the throw is at a…

A: Given Distance R = 125 ft = 38.1 m speed u = 80 mph = 35.76 m/s speed along x-axis ux = ucosθ speed…

Q: I need to find the angle of projection for the maximum range. I have the following information:…

A: Your given formula is correct for the range. For case 1: θ = 10 R = 146.5 Calculate the initial…

Q: y 0 30° b a 105° X

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Q: Help please ! if you can show a drawing along with the calculations that would really help me…

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