Tardigrade
Question
Physics
The potential energy U of two atoms of a diatomic molecule as a function of distance r between the atoms are shown in the given figure.<img class=img-fluid question-image alt=image src=https://cdn.tardigrade.in/img/question/physics/9a28830e7ee9e78917ce04394f5d33a6-.png /> Read the following statements carefully. 1. The equilibrium separation distance between the atoms is equal to r2. 2. At r=r1, the force between the atom is repulsive. 3. For r>r2, the force between the atoms is attractive. Which of the above statements is true?

Q. The potential energy $U$ of two atoms of a diatomic molecule as a function of distance $r$ between the atoms are shown in the given figure.
Read the following statements carefully.
1. The equilibrium separation distance between the atoms is equal to $r_{2}$ .
2. At $r = r_{1}$ , the force between the atom is repulsive.
3. For $r > r_{2}$ , the force between the atoms is attractive. Which of the above statements is true?

2710 212 Mechanical Properties of Solids Report Error

A

1 only

B

2 only

C

3 only

D

2 and 3

Solution:

Correct answer is (d) 2 and 3