Question

A particle of mass m moving with velocity u makes an elastic one dimensional collision

Answer 1

Answer:

Change in momentum = Impulse = Area under F−t curve.

|Δp|=∫

t0

0

Favgdt;

Area of the triangle in F−t plot is =

1

2

 

×base×height=

1

2

 

t0F0

In elastic collision the velocities are exchanged if  both particles have same mass.

|Δp|=mu

∴mu=

1

2

 

t0F0

⇒F0=

2mu

t0

 

Explanation:

Answer 2

Answer:here is the solution