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A car with a mass of 2,000 kilograms is moving around a circular curve at a uniform velocity of 25 meters per second. The curve has a radius of 80 meters. What is the centripetal force on the car? A. 703
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Nov 19, 2018
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A car with a mass of 2,000 kilograms is moving around a circular curve at a uniform velocity of 25 meters per second. The curve has a radius of 80 meters. What is the centripetal force on the car?
A. 703 N
B. 15,625 N
C. 20,250 N
D. 625 N
Mathematics
high-school
Will Reese
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your answer is B. 15,625 N
i just took the test
Uamanager
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Nov 20, 2018
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Uamanager
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F=(m*V²)/r
F=centripetal force
m=mass of the object going in a circle
v=object´s velocity
r=radius of circle of curve
m=2000 Kg
v=25 m/s
r=80 m
F=[2000 Kg*(25 m/s)²] / 80 m=15625 N
answer is 15625 N
Fabian Zeindl
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Nov 23, 2018
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Fabian Zeindl
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