The image shows an infrared picture of a disc brake on a car after it has been driven and stopped. Heat is created when the brak
e pad comes in contact (rubbing) with the brake disc.
What causes the disc brake to heat up to almost 200°F ?
A)
bad tires
B)
friction
C)
solar energy
D)
electromagnetic energy
What causes the disc brake to heat up to almost 200°F ?
A)
bad tires
B)
friction
C)
solar energy
D)
electromagnetic energy
2 answers:
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Answer:
a). 53.78 m/s
b) 52.38 m/s
c) -75.58 m
Explanation:
See attachment for calculation
In the c part, The negative distance is telling us that the project went below the lunch point.
