If the ball shown in the figure lands in 1.0 s, about what height was it thrown from? ? m 25 m O 1 m O 5 m O 20 m O 25 m

Q: The cross product A x B of the two vectors A = 2i + 3j and B = i- 2j is * A ) -7 k D -4 k D -k D 4 k

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Q: Determine the magnitude (lb) of the horizontal reaction at A when α = 45°, a = 12.97 in, b = 13.79…

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Q: Let v = -5i+5j be a vector. Find a unit vector that points in the same direction as v and give…

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

Q: What is the angle between vector Å = 5i + 2j + 9k with z-axis? 80° 45.80 30.9° 61.5°

A: angel between A→ = 5i^ + 2j^ + 9K^ and z - axis. The formula to find the angle between vector and…

Q: u = (-7,2) Find the direction angle of u. Enter your answer as an angle in degrees between 0° and…

A: Given that: The vector given is u→=-7, 2   Here, it is required to determine the direction angle of…

Q: Find unit vectors that satisfy the stated conditions. NOTE: Enter the exact answers in terms of i, j…

A: Given, u→ = -2i^ + 5 j^ v→ = 6 i^ - 4 j^ + 4 k^

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: In the formula F = qu x B: OF must be perpendicular to but not necessarily to B OF must be…

A: Answer : F must be perpendicular to both v and B .

Q: On Mars’ surface, a vehicle travels at a distance of 38 m distance at an angle of 180°. Then, it…

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Q: What is the angle between the vector A = +3i - 2i - 3k and the +y-axis?

A: Given:Vector are,A→=3i^-2j^-3 k^  ...(1)B→=Along y-axisB→=y^=j^  .... (2)We know,cosθ=A→.B→|A||B|…

Q: A student stands at the edge of a cliff and throws a stone horizontally over the edge with a speed…

A: Given: Speed Vo= 20.5 m/s Height h= 53 m

Q: Two cars are originally at the origin of a coordinate system. Car A drives directly East for 4…

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Q: Vector A has a magnitude of 7 and points in the positive x-direction. Vector B has a magnitude of 22…

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Q: A boat travels 60 km at an angle of 15 degrees west of north. It then travels 40 km at an angle of…

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Q: You leave home and drive 32.5 km north, then 16.5 km east when you realize you forgot something. So…

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Q: Select the answer that expresses F as a Cartesian Vector. (83.21 + 118.8j) N O (118.81 +83.2j) N O…

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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: Find the resultant of the following forces. The angle which each force makes with the x-axis is…

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Q: A vector has an x-component of +5 m and makes an angle of 30° with the + x axis.  What is its…

A: A vector has an x-component of +5 m and makes an angle of 30° with the + x axis. Then it must have…

Q: The figure shows four vectors, A, B, C, and D, having magnitudes 8.0 m, 15.0 m, 12.0 m, and 4.0 m,…

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Q: For the vectors shown below, determine the values of A and B that would make Av1 + Bv2 = 2.5î – 2ĝ.…

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Q: For a vector with components (5.2, 7.5), calculate the magnitude. Your Answer: Answer

A: Given data:  A vector with components A = (Ax , Ay) = (5.2, 7.5) Required: The magnitude of the…

Q: Part 2 of this question ask for the  direction     ° below the +x-axis

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Q: Suppose A = (-2.28 m)i + (4.92 m)j, B = (2.69 m)i + (-3.81 m)j + (1.48 m)k, and D = (-3.56 m)i +…

A: Angle between vectors D and A is,

Q: Isabella boarded a ferris wheel. She traveled from the 6 o clock position, the radius being 22…

A: In a right angle triangle  cosθ =BasePerpendicula

Q: Gabby works as an aerial photographer. On one trip she takes off from the airport and flies 52km on…

A: here, she takes off from the airport and flies OA = 52km on a bearing N46°E. she then turns and…

Q: One day Timmy was shopping at Trader Joe's. As he gets in line he sees Godzilla near the fro a line.…

A: Correct option - 2

Q: F5+F6+F7= -0.117i + 0.059j   what would be the polar coordinates of this vector.

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Q: An electron moves with a speed of 2.0 x 10' m/s in the direction shown below in the figure. A 0.6 T…

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Q: An electron's position is given by r=(3ti+4t2j+2k) with t in seconds and r in meters. A)Determine…

A: Given: r=3t i+ 4t2 j + 2k    We know that velocity v=drdt                  v=ddt3t i+ 4t2 j + 2k…

Q: The length of the slope of a mountain is 2750 m, and it makes an angle of 13.4° with the horizontal.…

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Q: stone is thrown outward, at an angle of 30° with the horizontal into the river from a cliff, that is…

A: We know that We have given that a  stone is thrown outward, at an angle of 30° with the horizontal…