Physics, 23.01.2021 01:00 shelbyann5502
If a car is driving around a circular track of radius 142 meters and it goes around the track in 1 minute, how fast is the car moving (in m/s)? a. 2.37 m /s b. 11.83 m /s c. 6.52 m /s d. 14.87 m /s
Answers: 3
Physics, 21.06.2019 15:00
An ambulance emits a frequency of 450 hz from its siren. what frequency is heard by a man as the ambulance moves toward him? less than 450 hz more than 450 hz 450 hz 0 hz
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Physics, 21.06.2019 22:50
Acar of mass m goes around a banked curve of radius r with speed v. if the road is frictionless due to ice, the car can still negotiate the curve if the horizontal component of the normal force on the car from the road is equal in magnitude to 101) a) mv2/r b) mg/2. d) mg e) tan[v2/(eg)]
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Physics, 22.06.2019 11:30
Write down two additional questions about earth's magnetic field that will make your presentation more informative.
Answers: 1
If a car is driving around a circular track of radius 142 meters and it goes around the track in 1 m...
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