The number density of molecules of a gas depends on their distance r from the origin as, n(r) = n₀e^(- α r⁴). Then the total number of molecules is proportional to:

Properties of Solids and Liquids: JEE Main 2019 Physics question

JEE Main 2019 · 12 Apr, Evening shift · Q7981

JEE Main 201912 Apr, Evening shiftPhysicsMediumProperties of Solids and Liquids184× since 2002

The number density of molecules of a gas depends on their distance r from the origin as,

n\left( r \right) = {n_0}{e^{ - \alpha {r^4}}}

. Then the total number of molecules is proportional to :

JEE Main 2019 Properties of Solids and Liquids Question with Solution (12 Apr Evening shift, Q7981) | JEE Arc

JEE Main 2019 · 12 Apr, Evening shift · Q7981

JEE Main 201912 Apr, Evening shiftPhysicsMediumProperties of Solids and Liquids184× since 2002

The number density of molecules of a gas depends on their distance r from the origin as,

n\left( r \right) = {n_0}{e^{ - \alpha {r^4}}}

. Then the total number of molecules is proportional to :