Physics, asked by faltuuu5271, 10 months ago

What % of kinetic energy of a moving particle is transferred of a stationary particle when moving particle strikes with stationary particle of mass equal in mass

Answers

Answered by aviratwalia18
1

Answer:

Explanation:

Here, m1=m,u1=υ

, say,m2=4m

u2=0,υ1=?

υ1=(m1−m2)u1+2m2u2m1+m2

υ

1

=

(

m

1

-

m

2

)

u

1

+

2

m

2

u

2

m

1

+

m

2

υ1=(m−4m)υ+0m+4m=−35υ

υ

1

=

(

m

-

4

m

)

υ

+

0

m

+

4

m

=

-

3

5

υ

initial K.E.,E1=12m1u21=12mυ2

K

.

E

.

,

E

1

=

1

2

m

1

u

1

2

=

1

2

m

υ

2

finl K.E.,E2=12m1υ1=(1)2=12m(−35υ)2

K

.

E

.

,

E

2

=

1

2

m

1

υ

1

=

(

1

)

2

=

1

2

m

(

-

3

5

υ

)

2

=12×925mυ2

=

1

2

×

9

25

m

υ

2

%K.E.

%

K

.

E

.

transferred =(E1−E2)E1×100

=

(

E

1

-

E

2

)

E

1

×

100

=(1−925)12mυ2×10012mυ2=64%

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