Which of the following is a completely inelastic collision? Two balls collide, stick to each other, and move together after the
collision.

Two balls collide and move at a right angle to each other after the
collision.
A ball with velocity v collides with a ball at rest; after the collision the
first ball is at rest and the second ball has velocity v.
a ball rebounds against a wall, reversing its velocity.
Two balls collide head on, each reversing its velocity.

u can delete ur account.

1. go on google and write

2 open this and click on your profile pic and if your profile is not appearing, then u have to log in.

3. when u click on your profile pic, there appears four options on the top.

4. click on the 1st option and scroll down and go at the bottom.

5. click on edit profile.

6. there appears a option 'prefernces' and at that option at the right side , 'edit' is written.

7. click on the edit option.

8. there is a option " i want to delete my account" and click on that.

hope this u

and ur welcm

: )

v=ir = 3x15 =45 v

in physics zero. in muscle fatigue could be high

no

sodium is solid at rt