A young man throws a ball horizontally from the roof of a 40 m high building. If the initial velocity with which the ball was thrown is Vo, determine how long does it take for the ball to hit the ground? A. 2.04 s b. 3.33 s c. 3.15 s d. 2.86 s

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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: An object is pulled 4023 N at 14 from form the +y-axis. Th

A: Given, FA=4023 cos 14=3903.5 NFB=5119 cos 18=4868.4 N

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A: Using formula for dot and cross product we can get the answer

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A: Concept: Here, the three vectors are given. The length of each vector is, A→=31.0B→=64.0C→=22.0 The…

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Q: www R 52 V 40 ww 02 0.75 2 www 322 www R3 70 84 w

A: Ohm's law Ohm's law determines the relationship between current and potential difference. He says…

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A: Ax = 712.965 NExplanation:

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Q: Consider two vectors, A = 16.1 m at 44.0°, and B = (-9.70î + 3.70ĵ) Determine the x and y components…

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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: c) 6 N 10% 9 N 60⁰ 15⁰ 7N 8 N (Ans: 11.48 N✓ 54.6°) Determine the magnitude and direction of the…

A: Given, There are forces in xy plane The magnitude of forces areF1=9NF2=6NF3=7NF4=8N

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Q: dim|d,m| C dzm dzm A y B dzm d d1= 3 m d2= 4 m d3= 7 m m= 83 kg

A: Given, d1=3md2=4md3=7mm=83kg FAC=FAD=FAB2 Locations of points A, B, C, D,…

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Q: Given M = 31 +4ĵ - 5k and N = 61 - 4 ĵ - 4k, calculate the vector product M x Ñ. K Î + ĵ+

A: −36i+(−18)j+(−36)kExplanation:For any query with the solution, please ask in the comment box.

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Q: PDO 29 200 16 35016 1501b

A: The resultant of the three forces will be vertical if sum of all the the horizontal forces is zero.

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Q: 3. A = −1î - 2ĵ, B = 2î - 1ĵ, calculate the cross product of A x B.

A: Given,  A = - 1i-2j B = 2 - 1j We need to calculate,  A×B =?

Q: 6 Using torques, show whether the person can climb to 1/3 of the ladder and separately to the top of…

A: Given that: Mass of ladder, M=30 kgAngle with the floor, θ=55+25=80°Coefficient of friction,…

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A: It is given that F1-1.25 kN F2=5KN F3=2 kN θ=30 degree angle between x and f2

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Q: Consider the force shown in the figure below. If the y-component of the force is Fy ,= 16.0 N and…

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Q: The scalar product of vector à = -31 +53 and vector B is 1. Which of the following is vector B A ? ○…

A: A→ = -3i^+5j^A→·B→ = 1

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