What is the kinetic energy in joules of a 1011 kg automobile traveling at 92 km/h?
Natasha P asked:
How much work would have to be done to bring a 1011 kg automobile traveling at 92 km/h to a stop?
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How much work would have to be done to bring a 1011 kg automobile traveling at 92 km/h to a stop?

January 12th, 2010 at 5:08 pm
work=force X distance
work=1011 kg X 92 hm/h
work=93012 joules miranda
January 15th, 2010 at 1:42 pm
k = (1/2)*m*v² ; m(kg) v(meter/sec)
92km/h =25.5556 (m/s)
k = (1/2)*1011*(25.5556)² = 330136.3335(J) hill