Physics, 17.12.2020 05:50 lashayreed02
At the top of a looped section of roller coaster track, the car and rider are completely upside down. Engineers calculated that the car may travel a minimum speed of 14.3 m/s to keep riders from falling out of the car at the top of the loop. What is the radius of the loop?
A. 20.9 m
B. 17.4 m
C. 18.9 m
D. 22.5 m
Answers: 1
Physics, 21.06.2019 19:30
Note: the following questions are unrelated to the balmer series or the martian. refer to your course notes. a sun-sized star will spend most of its lifetime as a: white dwarf b. red giant c. protostar d. main-sequence star
Answers: 2
Physics, 22.06.2019 16:30
3. a lunar exploration vehicle was created by a research team. it weighs 3,000 kg on the earth. it needs an acceleration of 10 m/s2 on the moon. in order to have the same acceleration, what will be the net force acting on the vehicle on the earth?
Answers: 2
At the top of a looped section of roller coaster track, the car and rider are completely upside down...
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