Vectors Flashcards
1
Q
Position Vector: AB = ?
A
b - a
2
Q
Parallel Condition: a and b are parallel if…
A
…a = λb, where λ is a constant
3
Q
Magnitude: If a= xi + yj, then |a| = ?
A
Square Root of x^2 + y^2
4
Q
Unit Vector: â = ?
A
1/|a| x a
