The angle between the two vectors A-3-4-5k- and B-3-4-5k- is

Cos θ = A⃗.B⃗/|A||B|=9+16+25/√(9+16+25)√(9+16+25)=50/50=1 ⇒ cos θ =1 ∴θ = cos^ 1(1) ...

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Addition and Subtraction in Unit Vector Notation

The angle bet...

Question

The angle between the two vectors $\to A = 3^i + 4^j + 5^k$ and $\to B = 3^i + 4^j + 5^k$ is

60^{\circ}

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Zero

No worries! We‘ve got your back. Try BYJU‘S free classes today!

90^{\circ}

No worries! We‘ve got your back. Try BYJU‘S free classes today!

None of these

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

Open in App

Solution

Suggest Corrections

Similar questions

The angle between the two vectors $\to A = 3^i + 4^j + 5^k$ and $\to B = 3^i + 4^j - 5^k$ will be

\to A = 3^i + 4^j + 5^k a n d \to B = 3^i + 4^j - 5^k

\to A = 3^i + 4^j + 5^k

\to B = 3^i + 4^j - 5^k

\to A = 3^i + 4^j + 5^k

\to B = 3^i + 4^j + 5^k

The angle between the two vectors $\to A = 3^i + 4^j + 5^k$ and $\to B = 3^i + 4^j - 5^k$ will be

Join BYJU'S Learning Program