Question

what is the kinetic energy of 2000kg car travelling at 90km/h? how to solve it?​

Answer 1

Explanation:

Explanation:

The kinetic energy is

K

E

=

1

2

m

v

2

The mass is

m

=

2000

k

g

The velocity is

v

=

20

m

s

−

1

So,

K

E

=

1

2

⋅

2000

⋅

20

2

=

400000

J

=

400

k

J