1. A marble weighing 4.0 kg, travels at a speed of 7.0 km/h. What is its kinetic energy? 7km/h 1.94 m/s

Q: 6. Calculate and draw (on the graph above) the sum of the two vectors from above (r₁ + r₂) and the…

A: Here r1→=3i^-2j^r2→=i^+3j^Now,r1→+r2→=(3+1)i^+(-2+3)j^=4i^+j^r1→-r2→=(3-1)i^+(-2-3)j^=2i^-5j^

Q: Find a unit vector with a magnitude of 1 that points in the same direction as the vector…

A: The objective of the question is to find a unit vector that points in the same direction as the…

Q: 2 m 2 m 4 m 3 m F= 630 N 4 m B

A:

Q: am Kam) Î. The vector difference D=Ã-B is: ACom)î+8 (m) ŷ-Carm) Ê D-2m)î + (4m)ŷ-(4m) E E)none of…

A: Given: A→=(2m) i^ +(6m) j^ - (3m) k^  B→=(4m) i^ +(2m) j^ + (1m) k^     To find difference D→=A→ -B→…

Q: Don't use chatgpt will upvote

A: Part (a) Determine the unit vector that defines the direction of FAB​Determine the coordinates of…

Q: Vector A=7.2i+2.6j vector B=7.5i+7.4j the magnitude of the cross product

A: Given data The vector equation of vector A is given as A→=7.2i^+2.6j^. The vector equation of vector…

Q: Two conductors carry currents in the plane of the page, as shown. Find the magnitude and direction…

A: Given data The magnitude of the current in the wire loop is I1 = 2 A The magnitude of the current in…

Q: Assuming the +x-axis is horizontal to the right for the vectors in the following figure, find the…

A: a)Resolve vector A into respective x and y components as,

Q: The x- and y-components of a vector are: vx = 2.0 m/s, vy = -6.0 m/s.  Find the magnitude of the…

A: Given: horizontal x component of velocity vx=2.0 m/s. vertical y component of velocity vy=-6.0 m/s.

Q: 2. A hiker walking 10 km west then 25 km south

A: Required answer of problem(2)

Q: What is the vector product of: 2i + k and i + j?

A: The first vector, The second vector,

Q: how would the unit circle be helpful to calculate the vectors?

A: Given:- How would the unit circle be helpful to calculate the vectors? Find:- Explain?

Q: (e) [p, f(f)] (f) [â, Ħ] for general potential V (x)

A: [?,?(?)]?=(??(?)−?(?)?)?[p,F(x)]ψ=(pF(x)−F(x)p)ψ knowing that ?=−?ℏ∂∂?p=−iℏ∂∂x you'll get…

Q: Why are the vertical vectors equal in magnitude but opposite in direction?

A: In the given diagram, Fg is the action force that acts on the body due to the body's weight, and FN…

Q: A microwave is equipped with two sources of microwave light that emit at a frequency of f = 18.8…

A:

Q: . All quantities here are in meters, written as (x, y, z) Given two vectors: A = (2.0 m, -1.0 m, 0.0…

A:

Q: Answer: T0.005@ A PERPENDICULARITY 8. Answer:

A: Perpendicularity within a 0.005 tolerance zone at MMC relative to datum A

Q: How many of the vectors have a horizontal component other than 0?

A: In the given diagram, d2  vector is acting along y-axis. Hence, its horizontal component is 0. For…

Q: two boys searching for buried treasure are standing underneath the same tree. One boy walks 18 m…

A: Given: The displacement of the first boy is 18 m west and 18 m north. The displacement of the second…