Physics, 15.11.2019 01:31 nathangirnet
How high can a roller coaster be? a roller coaster car is to roll down a frictionless ramp into a loop of a radius r. if the riders can withstand an acceleration of 9g's and not black out - i. e. their apparent weight at the bottom of the loop is nine times their actual weight; what is the maximum height of the incline if the cars starts from the rest?
Answers: 2
Physics, 22.06.2019 02:30, ayoismeisjuam
What are the factors that affect the resistance of a wire?
Answers: 1
Physics, 22.06.2019 15:20, ineedhelp2285
Aphoton is absorbed by an electron that is in the n = 3 state of a hydrogen atom, causing the hydrogen atom to become ionized. very far away from the nucleus, the released electron has a velocity of 750,000 m/s. what was the wavelength of the absorbed photon?
Answers: 2
How high can a roller coaster be? a roller coaster car is to roll down a frictionless ramp into a l...
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