Physics, 28.07.2019 07:30 dinadenoirefan
Arifle bullet with a mass of 11.5 g traveling toward the right at 251 m/s strikes a large bag of sand and penetrates it to a depth of 23.7 cm. determine the magnitude and direction of the friction force (assumed constant) that acts on the bullet.
Answers: 1
Physics, 21.06.2019 23:30
An object starts from rest at point f and speeds up continuously as it moves around an oval. a. choose a point about 1/8 th of the way around the oval from point f, and label it point g. draw a vector to represent the velocity of the object at point g. b. determine the change in velocity vector between points f and g.
Answers: 1
Physics, 22.06.2019 03:50
A30 kg weight lies on top of a massless piston of area a = 0.01 m2 the exterior air is at a (constant) p =1 atm and t = 27 c. the interior gas is 0.4 moles of (ideal) n2 and it has initial temperature 27.00 degrees c. 1. what is the initial pressure in the interior? a. 29.4 kpa b. 130.7 kpa c. 101.3 kpa the next three questions concern what happens when an amount of heat q is slowly added to the interior, raising the piston by 1 mm and raising the interior temperature to 27.40 c
Answers: 3
Physics, 22.06.2019 10:30
You are given two vectors aâ =â3.00Κ^ 5.00j^ and bâ =5.00Κ^ 2.00j^. let the counterclockwise angles be positive.
Answers: 3
Physics, 22.06.2019 14:30
What distance does a car travel as its speed changes from 0 to 20 m/s in 17 s at constant acceleration?
Answers: 1
Arifle bullet with a mass of 11.5 g traveling toward the right at 251 m/s strikes a large bag of san...
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