Physics, 14.04.2020 17:51 kayleewoodard
A 50.0 g toy car is released from rest on a frictionless track with a vertical loop of radius R (loop-the-loop). The initial height of the car is h = 4.00R.
a. What is the speed of the car at the top of the vertical loop?
b. What is the magnitude of the normal force acting on the car at the top of the vertical loop?
Answers: 3
Physics, 21.06.2019 13:00, jdsfdujfi8572
Zamir and talia raced through a maze. zamir walked 2 m north, 2 m east, 4 m south, 2 m east, 4 m north, 2 m east, 3 m south, 4 m east and 4 m north. talia walked 2 m north, 6 m east, 3 m south, 4 m east, and 4 m north. compare their displacements:
Answers: 2
Physics, 21.06.2019 18:20, deku6
The extremely high temperatures needed to trigger nuclear fusion are proposed to be generated by laser irradiating a spherical pellet of deuterium and tritium fuel of diameter 1.8 mm. (a) determine the maximum fuel temperature that can be achieved by irradiating the pellet with 200 lasers, each producing a power of 550 w. the pellet has an absorptivity 0.3 and emissivity 0.8.
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Name three different units of energy used to measure heat and describe what type of situations each is usually used.
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Physics, 22.06.2019 00:30, torrejes241
In positive numbers less than 1, the zeros between the decimal point and non zero are significant
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A 50.0 g toy car is released from rest on a frictionless track with a vertical loop of radius R (loo...
Mathematics, 05.07.2020 23:01
Mathematics, 05.07.2020 23:01