Properties of Matter — JEE Main 2021 · 20 Jul, Morning shift · Q7941 · Alror
Properties of Matter
JEE Main 2021 · 20 Jul, Morning shift · Q7941
PhysicsMedium148×since 2002Q7941
The value of tension in a long thin metal wire has been changed from T₁ to T₂. The lengths of the metal wire at two different values of tension T₁ and T₂ are l₁ and l₂ respectively. The actual length of the metal wire is :