Teachoo MCQ Test

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Preparing for CBSE

Chapter 10 Class 12 Vector Algebra | 5 questions

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Question 1 of 5
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Question 1 of 5
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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Question 2 of 5
CBSE Board Exam 2026
If \((\vec{a}+\vec{b}) \cdot(\vec{a}-\vec{b})=198\) and \(|\vec{a}|=10|\vec{b}|\), then:
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Question 3 of 5
CBSE Board Exam 2026
For any two vectors \(\overrightarrow{\mathrm{a}}\) and \(\overrightarrow{\mathrm{b}}\), which of the following statements is always true?
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Question 4 of 5
CBSE Board Exam 2024
If \(|\overrightarrow{\mathrm{a}}|=2\) and \(-3 \leq \mathrm{k} \leq 2\), then \(|\mathrm{k} \overrightarrow{\mathrm{a}}| \in\) :
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Question 5 of 5
CBSE Board Exam 2025
If \(\vec{p}\) and \(\vec{q}\) are unit vectors, then which of the following values of \(\vec{p} \cdot \vec{q}\) is not possible?
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