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Question Practice

What conclusion can we draw if the direction ratios of a line are all zero?

Attempt the question, check the explanation, and continue with similar questions to build confidence before exams.

MCQ_SA
CBSE
Class 12
Mathematics
Mathematics Part - II
Three Dimensional Geometry
Question Bank

What conclusion can we draw if...

Single Answer MCQ
Q-00078292

What conclusion can we draw if the direction ratios of a line are all zero?

1

The line does not exist

2

The line is horizontal

3

The line is vertical

4

The line is at an angle

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Keep Practising

Students who asked this also explored

Continue with nearby questions to strengthen the same chapter concept while you still have the context fresh in mind.

Q1.

What are the direction cosines of a line?

Single Answer MCQ
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Q2.

If a line makes angles α, β, and γ with the x, y, and z axes, respectively, what is true about the direction cosines l, m, n?

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Q3.

What do direction ratios represent for a line in three-dimensional space?

Single Answer MCQ
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Q4.

What happens to the direction cosines if the direction of a line is reversed?

Single Answer MCQ
View explanation