Physics, 24.03.2020 21:21 springlcp2nk7h
If the kinetic energy of a 32kg box is 1500 J just before it hits the ground, from what height was it dropped?If the kinetic energy of a 32kg box is 1500 J just before it hits the ground, from what height was it dropped?
Answers: 1
and substituting g with 9.81, PE with 1500 J and m with 32 kg then
Another question on Physics
Physics, 21.06.2019 19:30
Agymnast dismounts off the uneven bars in a tuck position with a radius of 0.3m (assume she is a solid sphere) and an angular velocity of 2rev/s. during the dismount she stretches out into the straight position, with a length of 1.5m, (assume she is a uniform rod through the center) for her landing. the gymnast has a mass of 50kg. what is her angular velocity in the straight position?
Answers: 3
Physics, 22.06.2019 04:10
Atotal charge of –6.50 µc is uniformly distributed within a sphere that has a radius of 0.150 m. what is the magnitude and direction of the electric field at 0.300 m from the surface of the sphere? a) 2.89 × 105 n/c, radially inward b) 6.49 × 105 n/c, radially outward c) 4.69 × 105 n/c, radially inward d) 9.38 × 105 n/c, radially outward e) 1.30 × 106 n/c, radially inward
Answers: 3
Physics, 22.06.2019 04:30
Light that is polarized along the vertical direction is incident on a sheet of polarizing material. only 96% of the intensity of the light passes through the sheet and strikes a second sheet of polarizing material. no light passes through the second sheet. what angle does the transmission axis of the second sheet make with the vertical?
Answers: 2
Physics, 22.06.2019 07:00
How do you tell if someone actually cares about you? and just say they do?
Answers: 2
You know the right answer?
If the kinetic energy of a 32kg box is 1500 J just before it hits the ground, from what height was i...
Questions
Mathematics, 14.09.2019 11:30
Chemistry, 14.09.2019 11:30
Mathematics, 14.09.2019 11:30
Physics, 14.09.2019 11:30
