Question

A bus traveling with a speed of 54 km/h has a kinetic energy of
2 x 106 J. What is the mass of the bus?

a.1.78 x 105 kg
b.1.78 x 104 kg
c.2.88 x 105 kg
d.2.88 x 107 kg​

Answer 1

Answer:

kinetic energy= 1/2 mv^2