Which of the following is an example of the null set?
$\{ y : y \text{ is a point common to any two parallel lines} \}$
$\{ y : y \text{ is a point common to any two parallel lines} \}$
(A) The set $\{ y : y \text{ is a point common to any two parallel lines} \}$ is a null set because parallel lines do not intersect. Therefore,they have no common point.
Explore More
Similar Questions
Write down all the subsets of the following set: $\{1, 2, 3\}$.
Easy
View SolutionIf $A = \{1, 2, 3, 4, \dots, 10\}$, then the number of non-empty subsets of $A$ containing only even numbers is
MediumKCET 2026
View SolutionConsider the sets $\phi, A = \{1, 3\}, B = \{1, 5, 9\}, C = \{1, 3, 5, 7, 9\}$. Insert the symbol $\subset$ or $\not\subset$ between the pair of sets: $B \dots C$.
Easy
View SolutionWrite the solution set of the equation $x^2 + x - 2 = 0$ in roster form.
Easy
View SolutionThe set $A = \{ x : x \in \mathbb{R}, x^2 = 16 \text{ and } 2x = 6 \}$ is equal to
Medium
View SolutionVedclass Products
For Students
Vedclass Test Series
Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.
Start Free TrialFor Teachers
Exam Paper Generator
Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.
Try FreeFor Institutes
Online Exam Module
Live online exams with unlimited students, 360° analytics & white-label branding.
See Demo