Physics, 01.08.2019 12:00 marshallmattah
You are riding in a school bus. as the bus rounds a flat curve at constant speed, a lunch box with a mass of 0.470 kg suspended from the ceiling of the bus by a string of length 1.75 m is found to hang at rest relative to the bus when the string makes an angle of 30.0 ∘ with the vertical. in this position the lunch box is a distance 49.0 m from the center of curvature of the curve.
Answers: 2
Physics, 22.06.2019 11:00
A0.580-kg rock is tied to the end of a string and is swung in a circle with a radius of 0.500 meters. the velocity of the rock is 4.50 m/s. what is the centripetal force acting on the rock? 15.5 n 5.22 n 69.8 n 23.5 n
Answers: 1
Physics, 23.06.2019 00:30
Diego kicks a soccer ball from the end line. his fellow students time and mark the soccer ball as it moves down the field. the graph represents the ball's progress. based on the graph, during what time is the velocity constant and positive?
Answers: 1
Physics, 23.06.2019 01:30
The amount of potential energy possessed by an elevated object is equal to
Answers: 2
You are riding in a school bus. as the bus rounds a flat curve at constant speed, a lunch box with a...
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