Question

The resultant of two vectors of magnitudes $2A$ and $\sqrt2A$ acting at an angle θ is $\sqrt10 A$. The correct value of $θ$ is?

• A. $30°$
• B. $45°$
• C. $60°$
• D. $90°$

Answer 1

Answer: (B)

$45°$

Answer 2

The correct answer is (B): $45\degree$
The resultant of two vectors of magnitudes $2A$ and $\sqrt2 A$ acting at an angle $θ$ is $\sqrt10 A$. The correct value of $θ$