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Homework Statement
Find the value of ez if e = 1/3i + 2/3j + ezk
Homework Equations
Any help?
The Attempt at a Solution
Have no idea where to start
Do you know what a unit vector is?This is the exact question :" The vector e=1/3i+2/3j+ezk is a unit vector. Find ez?"
The possible answers are 0,1,1/3 and 2/3
Do you know what it means for a vector to have a unit length (i.e. to be a unit vector)?This is the exact question :" The vector e=1/3i+2/3j+ezk is a unit vector. Find ez?"
The possible answers are 0,1,1/3 and 2/3