A child of mass 40.0 kg is in a roller coaster car that travels in a loop of radius 7.00 m. At point A the speed of the car is 10.0 m/s, and at point B, the speed is 10.5 m/s. Assume the child is not holding on and does not wear a seat belt. . What minimum speed is required to keep the child in his seat at point A?
Answers: 2
Physics, 21.06.2019 19:00
How many neutrons does element x have if it’s stormy umber is 33 and it’s mass number is 95?
Answers: 3
Physics, 21.06.2019 21:00
A150 w lamp emits light of wavelength 590 nm uniformly in all directions. what is the photon flux (photons per unit area per unit time) on a small screen at a distance 2.3 m from the lamp? assume the photons are uniformly distributed over the surface of a sphere of radius 2.3 m.
Answers: 2
Physics, 22.06.2019 11:50
Question 1 (5 pts): what is the maximum distance for which you can you resolve the two individual headlights of an on-coming truck as two separate lights rather than one if the headlights are separated by 2.00 m and your eye has a diameter of 1.00 centimeter? assume a wavelength of 500 nm.
Answers: 2
Physics, 22.06.2019 15:00
A10 kg box initially at rest is pulled 18 meters across a horizontal, frictionless surface by a 40 n force. what is the block’s final velocity over the 18 meters?
Answers: 2
A child of mass 40.0 kg is in a roller coaster car that travels in a loop of radius 7.00 m. At point...
Mathematics, 17.09.2019 03:30
Mathematics, 17.09.2019 03:30
Social Studies, 17.09.2019 03:30
History, 17.09.2019 03:30
History, 17.09.2019 03:30
Physics, 17.09.2019 03:30
Mathematics, 17.09.2019 03:30
English, 17.09.2019 03:30
Mathematics, 17.09.2019 03:30