At what speed does a 1300 kg compact car have the same kinetic energy as a...

Question

Question

At what speed does a 1300 kg compact car have the same kinetic energy as a 1.8×10⁴ kg truck going 24 km/hr ?

science physics

Answer 1

Answer #1

m₁v₁²/2=m₂v₂²/2 <--> $v_{1}=v_{2}\sqrt{\frac{m_{2}}{m_{1}}}$

Num: v1~89.305 km/h

Answer 2

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