Let be two non-null vectors such that = . Then the value… | CGP Edu

Physics Vectors Basic Mathematics MCQ (Single Correct)

Let be two non-null vectors such that = . Then the value of may be :

A

B

C

1

D

2

Text Solution

Verified by Experts

The correct answer is:

a2 + b2 + 2ab cos θ = a2 + 4b2 – 4ab cos θ

or cos θ = < 1

∴ b < 2a

Prepare Smarter with CGP Edu

Get practice questions, solutions, and test series in one place.

Write a Review

Share your experience with this question and solution.

Commentary

Send your comment, doubt, correction, or feedback to admin.

Student Reviews

What students say about this solution

No reviews yet. Be the first to write a review.

Similar Questions

Explore conceptually related problems

sin 2 θ is equivalent to :

–sin θ is not equal to :

If tan θ = and θ lies in the first quadrant, the value of cos θ is :

If f( θ ) = sin θ , find f ( )

Calculate slope of shown line

Roots of the equation 2x 2 + 5x – 12 = 0, are

CG

CGP Question Assistant Question Bank + AI Help

Hi! Type your question or upload one screenshot. First I will search related questions from CGP Edu Question Bank. If none match, type YES and I will solve it with AI.

Upload only one screenshot at a time. Flow: Question Bank first → If not matched, type YES for AI solution.