Vector Algebra Question 83
Question: If vector $ a=2i-3j+6k $ and vector $ b=-2i+2j-k $ , $ then,\frac{Projectionofvectoraonvectorb}{Projectionofvectorbonvectora}\text{=} $
Options:
A) $ \frac{3}{7} $
B) $ \frac{7}{3} $
C) 3
D) 7
Show Answer
Answer:
Correct Answer: B
Solution:
- [b] Required value $ ={\frac{b.a}{|b|}}/{\frac{a.b}{|a|}=\frac{|a|}{|b|}=\frac{7}{3}.}; $
BETA
