A car loses 200 kJ of kinetic energy when its speed decreases from 25 m/s to 15 m/s. Find its mass in tonnes.
Answers
Answered by
2
please mark me as brainliest
Attachments:
RahulVics:
i already marked bro
thanks bhai
Answered by
0
200kj=1/2(mass)400
mass=1ton
mass=1ton
method and answer dono wrong hai
bhai jara explain kr ke btao
1/2m(v1-v2)²= change in kinetic energy...
values put karke answer nikal lo.....
correct bhai
no no no
(v1^2-v2^2) is correct
oh yeah sorry
1/2mv2²-1/2mv1²=1/2m(v1²-v2²)
yeah
Similar questions