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Maths Vector Algebra Class 12 MCQ and Assertion Questions

CBSE Past Year MCQ Quiz · Class 12 · Maths · CBSE

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Chapter 10 Class 12 Vector Algebra | 3 questions | about 3 minutes

Practise Vector Algebra Class 12 with Teachoo's CBSE Past Year MCQ Quiz (Class 12 · Maths · CBSE). Practise these questions in a free interactive quiz with answer feedback.

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Question 1 of 3
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Question 1 of 3
CBSE Board Exam 2026
Assertion \((A)\) : The vectors \(\overrightarrow{\mathrm{a}}\) and \((-2 \overrightarrow{\mathrm{a}})\), where \(\overrightarrow{\mathrm{a}} \neq \overrightarrow{0}\) are collinear vectors.
\(\operatorname{Reason}(R): \quad \overrightarrow{\mathrm{a}} \cdot(-2 \overrightarrow{\mathrm{a}})=0\).
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Question 2 of 3
CBSE Board Exam 2024
If \(\vec{a}=2 \hat{i}-\hat{j}+\hat{k}\) and \(\vec{b}=\hat{i}+\hat{j}-\hat{k}\), then \(\vec{a}\) and \(\vec{b}\) are:
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Question 3 of 3
CBSE Board Exam 2024
Assertion (A) : Projection of \(\vec{a}\) on \(\vec{b}\) is same as projection of \(\vec{b}\) on \(\vec{a}\).
Reason (R) : Angle between \(\overrightarrow{\mathrm{a}}\) and \(\overrightarrow{\mathrm{b}}\) is same as angle between \(\overrightarrow{\mathrm{b}}\) and \(\overrightarrow{\mathrm{a}}\) numerically.
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