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The vector \vec{A} has x,y,z components of 7, 9, and -2 units respectively. Obtain the unit vector notation expression for \vec{A}. \vec{A} = \boxed{}\hat{i} \boxed{}\hat{j} \boxed{}\hat{k} Obtain the unit vector notation expression for a new vector named \vec{B} which is 0.25 the length of \vec{A}, and pointing in the same direction. \vec{B} = \boxed{}\hat{i} \boxed{}\hat{j} \boxed{}\hat{k} Obtain the unit vector notation expression for a new vector named \vec{C} which is 3 times the length of \vec{A}, and is pointing in the opposite direction. \vec{C} = \boxed{}\hat{i} \boxed{}\hat{j} \boxed{}\hat{k}

          The vector \vec{A} has x,y,z components of 7, 9, and -2 units respectively.
Obtain the unit vector notation expression for \vec{A}.
\vec{A} = \boxed{}\hat{i} \boxed{}\hat{j} \boxed{}\hat{k}
Obtain the unit vector notation expression for a new vector named \vec{B} which is 0.25 the length of \vec{A}, and pointing in the same direction.
\vec{B} = \boxed{}\hat{i} \boxed{}\hat{j} \boxed{}\hat{k}
Obtain the unit vector notation expression for a new vector named \vec{C} which is 3 times the length of \vec{A}, and is pointing in the opposite direction.
\vec{C} = \boxed{}\hat{i} \boxed{}\hat{j} \boxed{}\hat{k}

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The vector A⃗ has x,y,z components of 7, 9, and -2 units respectively.
Obtain the unit vector notation expression for A⃗.
A⃗ = î ĵ k̂
Obtain the unit vector notation expression for a new vector named B⃗ which is 0.25 the length of A⃗, and pointing in the same direction.
B⃗ = î ĵ k̂
Obtain the unit vector notation expression for a new vector named C⃗ which is 3 times the length of A⃗, and is pointing in the opposite direction.
C⃗ = î ĵ k̂

Added by Mohamed C.

University Physics with Modern Physics

Hugh D. Young 14th Edition

Instant Answer

Solved by Expert Jack Gage

10/08/2020

Step 1

|vec(A)| = sqrt(7^2 + 9^2 + (-2)^2) |vec(A)| = sqrt(49 + 81 + 4) |vec(A)| = sqrt(134) Show more…

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The vector vec(A) has x,y,z components of 7,9 , and -2 units respectively. Obtain the unit vector notation expression for vec(A). vec(A)= Obtain the unit vector notation expression for a new vector named vec(B) which is 0.25 the length of vec(A), and pointing in the same direction. vec(B)= Obtain the unit vector notation expression for a new vector named vec(C) which is 3 times the length of vec(A), and is pointing in the opposite direction. vec(C)=hat(i)hat(i) The vector A has xy.z components of 7.9, and -2 units respectively Obtain the unit vector notation expression for A. A=0O Obtain the unit vector notation expression for a new vector named B which is 0.25 the length of Aand pointing in the same direction. B=OO Obtain the unit vector notation expression for a new vector named C which is 3 times the length of A, and is pointing in the opposite direction.

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