The contrapositive of the statement 'If two numbers are not equal,then their squares are not equal' is:
- AIf the squares of two numbers are equal,then the numbers are equal.
- BIf the squares of two numbers are equal,then the numbers are not equal.
- CIf the squares of two numbers are not equal,then the numbers are not equal.
- DIf the squares of two numbers are not equal,then the numbers are equal.
Explore More
Similar Questions
Which of the following has the strongest bond?
The type of bonds present in sulphuric anhydride $(SO_3)$ are:
In the given circuit, a charge of $+80\,\mu C$ is given to the upper plate of the $4\,\mu F$ capacitor. Then in the steady state, the charge on the upper plate of the $3\,\mu F$ capacitor is ..... $\mu C$.
For the circle $C$ with the equation $x^2+y^2-16x-12y+64=0$,match the List-$I$ with the List-$II$ given below.
List-$I$ List-$II$ $(i)$ The equation of the polar of $(-5, 1)$ with respect to $C$ $(A)$ $y = 0$ $(ii)$ The equation of the tangent at $(8, 0)$ to $C$ $(B)$ $y = 6$ $(iii)$ The equation of the normal at $(2, 6)$ to $C$ $(C)$ $x + y = 7$ $(iv)$ The equation of the diameter of $C$ through $(8, 12)$ $(D)$ $13x + 5y = 98$ $(E)$ $x = 8$
| List-$I$ | List-$II$ |
| $(i)$ The equation of the polar of $(-5, 1)$ with respect to $C$ | $(A)$ $y = 0$ |
| $(ii)$ The equation of the tangent at $(8, 0)$ to $C$ | $(B)$ $y = 6$ |
| $(iii)$ The equation of the normal at $(2, 6)$ to $C$ | $(C)$ $x + y = 7$ |
| $(iv)$ The equation of the diameter of $C$ through $(8, 12)$ | $(D)$ $13x + 5y = 98$ |
| $(E)$ $x = 8$ |
At identical temperature and pressure,the rate of diffusion of hydrogen gas is $3\sqrt{3}$ times that of a gaseous hydrocarbon having molecular formula $C_nH_{2n-2}$. What is the value of $n$?
Vedclass 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