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Introduction to Projections
Multiple Choice Questions
Which of the following is the correct notation to denote "Projection of the vector x onto the line L? Select the correct option.
projx̄(L)
projL(x̄>)
projL
proj(x̄>)
If we have projL(x̄>) then which of the following is true? Select the correct option.
This projection is a real number.
This projection is a vector.
This projection is a line.
This projection is a function.
If we have an orthogonal projection on the line 'L', What is the dot product of that projection with any vector in 'L'? Select the correct option.
Any value
-1
1
0
If projL(x) = 0, what can you conclude about x in relation to the line ? Select the correct option.
x is parallel to L
x is perpendicular to L
x is not onto L
None of the above.
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