Physics, 05.03.2022 17:10 brebun4742
A bullet with mass of 5.00 g and a speed of 600 m/s penetrates a tree to a depth of 4.00 cm. (a) Use WET to find the average frictional force that stops the bullet. (b) Assuming that the frictional force is constant, determine how much time elapsed between the moment the bullet entered the tree and the moment it stopped.
Answers: 3
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 17:30
Which basic property determines a colored light's placement on the spectrum of visible light? a. speed b. frequency c. amplitude d. velocity
Answers: 3
A bullet with mass of 5.00 g and a speed of 600 m/s penetrates a tree to a depth of 4.00 cm. (a) Use...
Mathematics, 20.05.2021 16:00
Mathematics, 20.05.2021 16:00
Mathematics, 20.05.2021 16:00
Mathematics, 20.05.2021 16:00
Mathematics, 20.05.2021 16:00
Mathematics, 20.05.2021 16:00
Mathematics, 20.05.2021 16:00
Health, 20.05.2021 16:00