A 1200 kg car traveling at 60 mph quickly brakes to a halt. The kinetic energy of the car is converted to thermal energy of the disk brakes. The brake disks (one per wheel) are iron disks with a mass of 4.0 kg.
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![A 1200 kg car traveling at 60 mph quickly brakes to a halt.
The kinetic energy of the car is converted to thermal energy of
the disk brakes. The brake disks (one per wheel) are iron disks
with a mass of 4.0 kg.
Part A
Estimate the temperature rise in each disk as the car stops.
Express your answer in kelvins,
να ΑΣφ
AT =
K
Submit
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