Physics, 20.08.2021 21:20 jessicajamah3289
Two concurrent forces are represented in the diagram below. What is the magnitude of the vector sum of the two forces, in N to the nearest tenth?
Answers: 3
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Karen is running forward at a speed of 9 m/s. she tosses her sweaty headband backward at a speed of 20 m/s. the speed of the headband, to the nearest whole number relative to a stationary observer watching karen
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Arailroad car collides with and sticks to an identical railroad car that is initially at rest. after the collision, the total kinetic energy of the two cars is a) the same as before. b) half as much as before. c) one third as much as before. d) one fourth as much as before. e) twice as much as before.
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Ameteorite has a speed of 90.0 m/s when 850 km above the earth. it is falling vertically (ignore air resistance) and strikes a bed of sand in which it is brought to rest in 3.25 m. (a) what is its speed just before striking the sand?
Answers: 1
Two concurrent forces are represented in the diagram below.
What is the magnitude of the vector su...
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