Verified Solution • 2025–26 Session moderate

QJEEM24Ph9ac1: JEE Main 2024 Physics - Class 11 JEEM24Ph9ac1 Solution: In an expression :

In an expression $a \times 10^b$ :

Multiple Choice Options

A $a$ is order of magnitude for $b \leq 5$
B $b$ is order of magnitude for $a \leq 5$
C $b$ is order of magnitude for $a \geq 5$
D $b$ is order of magnitude for $5< a \leq 10$

Step-by-Step Verified Solution

In expression $a \times 10^b$ , If $a \leq 5 ; a \approx 1$ by round off

$\Rightarrow$ Order $B$

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