Physics, 29.06.2019 00:10 negritoboy014
Awheel is rotating at 30.0 rpm. the wheel then accelerates uniformly to 50.0 rpm in 10.0 seconds. determine the β a) rate of angular acceleration in rad/s2 and β
Answers: 2
Physics, 22.06.2019 01:30
Astone is dropped with no initial velocity from the top of a cliff and hits the ground a time of 3.9 s later. what is the height of the cliff, in units of meters? you may assume that air resistance is negligible. give the answer as a positive number question 15 a figure skater is rotating at a rate of 200 revolutions per minute. what is the angular speed, in units of rad/s? 200 o 20.9 12000 o 3.33
Answers: 2
Physics, 22.06.2019 04:30
Afeather of mass 0.001 kg falls from a height of 2 m. under realistic conditions, it experiences air resistance. based on what you know about friction, what can you say about the kinetic energy of the feather as it reaches the ground? acceleration due to gravity is g = 9.8 m/s2. a. ke < 0.0196 j b. ke = 00196 j c. je = 0 j d. ke > 0.0196 j
Answers: 1
Physics, 22.06.2019 06:30
From 0 to 5 seconds john pushed a box 5 meters. from 5 to 10 seconds, paul pushed the same box another 5 meters. who did more work? a. john b. paul c. john and paul did the same amount of work.
Answers: 1
Physics, 22.06.2019 15:50
Ryan is examining the energy of the particles in a bar of gold. what is ryan most likely studying?
Answers: 2
Awheel is rotating at 30.0 rpm. the wheel then accelerates uniformly to 50.0 rpm in 10.0 seconds. de...
History, 04.02.2020 20:02
Chemistry, 04.02.2020 20:02
History, 04.02.2020 20:02
English, 04.02.2020 20:02
Computers and Technology, 04.02.2020 20:03
Mathematics, 04.02.2020 20:03