Answers: 3
Physics, 22.06.2019 13:10
The atoms in a nickel crystal vibrate as harmonic oscillators with an angular frequency of 2.3 × 1013 rad/s. the mass of a nickel atom is 9.75 × 10-26 kg. what is the difference in energy between adjacent vibrational energy levels of nickel? (h = 6.626 × 10-34 j • s, , 1 ev = 1.60 × 10-19 j)
Answers: 2
Physics, 22.06.2019 23:30
1. explain how you calculate the net force in any direction on the box. 2. suppose an upward force of 15n is added to the box. what will be the net vertical force on the box? 3. what force could be applied to the box to make the net force in the horizontal direction zero? explain. 4. suppose a force of 25n to the right is added to the box. what will be the net force to the right?
Answers: 3
A car travels 300km in six hour. What is the average speed...
Mathematics, 24.04.2020 06:45
Advanced Placement (AP), 24.04.2020 06:46
Biology, 24.04.2020 06:46
Mathematics, 24.04.2020 06:46
Mathematics, 24.04.2020 06:46
Mathematics, 24.04.2020 06:46
Mathematics, 24.04.2020 06:46
Mathematics, 24.04.2020 06:46
Mathematics, 24.04.2020 06:46
Mathematics, 24.04.2020 06:46
History, 24.04.2020 06:46
Chemistry, 24.04.2020 06:46