Question #817a2

1 Answer
Mar 27, 2017

Answer:

Kinetic energy #E_("kin")=1/2mv^2#

Explanation:

Where #E_("kin")# in Joules, mass #m# in kg, speed #v# in m/s.
(remember 1 ton = 1000 kg).

#E_("kin")=1/2*1000kg*(15m//s)^2=112,500J=112,5kJ#