Physics Physics Practice Problems Solutions Library

# Unit Vectors Solutions Library

Access 14 Unit Vectors video and text solutions to help you complete your homework. Need to revisit the concept? Watch our Unit Vectors learn videos.

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14 solutions

Unit Vectors

#### Q. Write an expression for the vector difference  using unit vectors.  Express your answer in terms of unit vectors.

Solved • Jul 10, 2020

Unit Vectors

#### Q.  Given the vector A=4.00i+7.00j and vector B=5.00i−2.00j, 1. Find the direction of the vector difference A−B. ∘ counterclockwise from +x direction ...

Solved • Jun 4, 2020

Unit Vectors

#### Q.  Given the vector A=4.00i+7.00j and vector B=5.00i−2.00j, 1. Write an expression for the vector difference A−B using unit vectors 2. Find the magni...

Solved • Jun 4, 2020

Unit Vectors

#### Q. LetWhat is the direction of vector E⃗?

Solved • Jun 4, 2020

Unit Vectors

#### Q. LetWhat is the magnitude of vector E⃗?

Solved • Jun 4, 2020

Unit Vectors

#### Q. 1. Given the vector A=4.00i+7.00j, find the magnitude of the vector 2. Given the vector B=5.00i−2.00j, find the magnitude of the vector.

Solved • May 26, 2020

Unit Vectors

#### Q. LetDraw vectors A⃗ , B⃗ , and E⃗ .Draw the vectors starting at the origin. The location, orientation, and length of the vectors will be graded.

Solved • May 21, 2020

Unit Vectors

#### Q. Find the angle between each of the following pairs of vectors A = Axi+Ayj and B = Bxi+ByjA) Ax1=-3.80, Ay1=4.60, Bx1=1.20, By1=-2.90B) Ax2=2.00, Ay...

Solved • Apr 21, 2020

Unit Vectors

#### Q. What is the sum of the following four vectors in (a) unit-vector notation, and as (b) a magnitude and (c) an angle?

Solved • Nov 6, 2019

Unit Vectors

#### Q. Let V = 20.5 i + 22.5 j − 13.5 k.(a) Find the magnitude of V.(b) What angle does this vector make with the x-, y-, and z-axes?

Solved • Oct 31, 2018

Unit Vectors

#### Q. Given two vectors A = - 2.00 i + 4.00j + 5.00k and B = 3.00i + 2.00j - 3.00 k, find the following.(a) the magnitude of vector A(b) the magnitude of...

Solved • Oct 29, 2018

Unit Vectors

#### Q. Let A = 4 î − 2 ĵ, B = −3 î + 5 ĵ, and F = A − 4B .a. Write vector F in component form.b. Draw a coordinate system and on it show vectors A, B,...

Solved • Oct 29, 2018

Unit Vectors

#### Q. If A = i - j + k and B = -3i + 5k, what is A - B?

Solved • May 9, 2017

Unit Vectors

#### Q. Find A + B, given A = 3i - 2j + 4k B = -2i - 3j - k

Solved • May 9, 2017