Answers: 1
Physics, 21.06.2019 13:40
The de broglie relation Ξ»=h/p can be rewritten in terms of the wave number k as p=kβ. recall that wave number is defined by k=2Ο/Ξ». using the fact that Ξ»=v/f, find the wave numbers k1 and k2 corresponding to frequencies f1 and f2. express your answer as two expressions
Answers: 2
Physics, 21.06.2019 17:30
The position of a dragonfly that is flying parallel to the ground is given as a function of time by rβ =[2.90m+(0.0900m/s2)t2]i^β (0.0150m/s3)t3j^. a: at what value of t does the velocity vector of the insect make an angle of 34.0 degree clockwise from the x-axis? b: at the time calculated in part (a), what is the magnitude of the acceleration vector of the insect? c : at the time calculated in part (a), what is the direction of the acceleration vector of the insect?
Answers: 1
Physics, 22.06.2019 05:00
Which of the following is the result of the nuclear weak force? the instability of large nuclei the repelling force between positively charged protons the structure of the atom certain types of nuclear decay
Answers: 2
Physics, 22.06.2019 10:10
Which branches of natural science include the study of an organism that lived 10 million years ago
Answers: 1
Objects in motion tend to stay in motion at a speed, if no unbalanced forces are acting on them. <...
Mathematics, 30.05.2020 06:59
Mathematics, 30.05.2020 06:59
English, 30.05.2020 06:59
Mathematics, 30.05.2020 06:59
Mathematics, 30.05.2020 06:59
Mathematics, 30.05.2020 06:59