Physics, asked by jijisha2002, 3 months ago

the kinetic energy of a body of mass 2kg is 100J. calculate it's momentum​

Answers

Answered by alpeshkumar4762
0

Answer:

Kinetic energy=1/2mv

2

And momentum=mv

As both the unit is in SI.

So,

momentum

K.E

=

mv

2

1

mv

2

=

2

1

v

2

1

v=

20

100

=5

v=10m/s

As given, momentum=mv=20 kg.m/s

m∗10=20

m=2kg

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