Mathematics · Vector Algebra
यदि a एक मात्रक सदिश (unit vector) है और (2a + b) · (2a - b) = 2 है, तो |b| का मान है:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
Share:
- 1√2✓
- 21
- 32
- 40
सही उत्तर देखें
√2
Download Single Question PDF
Save this question and verified answer as a clean study sheet with live clickable link.
👥
Share with Friends & Study Groups
Challenge your peer aspirants on WhatsApp or Telegram to solve this question!
Online Test Series
Start Free Mock Test →Preparing for Mathematics?
Practice full-length mock tests with real exam timers, instant score analysis, and all-India ranking.
Chapter Practice
Practice Vector Algebra MCQs →Want more practice questions on Vector Algebra?
Solve complete topic-wise tests with detailed solutions on GkGet.
Related Practice Questions
Recommended practice questions in Mathematics · Vector Algebra