Assertion :Percentage has no dimension. Reason: Percentages are dimensionless quantities, since they are ratios of two quantities with the same dimensions.

Both Assertion and Reason are correct and Reason is the correct explanation for Assertion

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Assertion is correct but Reason is incorrect

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Both Assertion and Reason are incorrect

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is A Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
Percentage can be written as $Percentage = \frac{x}{y} \times 100$ %. Now here both $x$ and $y$ are having the same dimension. So basically it is a ratio of two quantities having same dimension.
Hence both Assertion and Reason are correct and Reason is the correct explanation of Assertion.

Suggest Corrections

Similar questions

ASSERTION: n-Pentane and n-Hexane belong to a homologous series.

REASON: n-Pentane and n-Hexane belong to the same class of hydrocarbons and they differ by a - $C H_{2}$ - group.

Assertion: Be and Al have similar properties.

Reason: $B e^{2 +}$ and $A l^{3 +}$ have nearly the same charge/volume ratios and similar polarising power.

H_{2}

H e

(1 + \frac{P b}{R T})

H_{2}

H e

Assertion – The non-fusible impurities present in iron ore are removed by $C a C O_{3}$ .

Reason: $C a C O_{3}$ which decomposes into $C a O$ and $C O_{2}$ . The $C a O$ formed reacts with $S i O_{2}$ to remove silica

{2n}^{2}

Join BYJU'S Learning Program