What is the kinetic energy of a 200.0-Kg boat moving at 5.0 m/s?

Explanation:

K

E

=

1

2

m

v

2

kinetic energy  

=

1

2

* mass * velocity^2

where mass is in kilograms  

k

g

and velocity is in metres per second  

m

/

s

.

here,  

m

=

2000

v

=

5

v

2

=

25

1

2

m

v

2

=

1

2

⋅

2000

⋅

25

=

50000

2

=

25000

K

E

=

25000

J

or

25

k

J

Explanation:

coil wire, increase current, put iron inside the coil

12000j is work done