User Apollonius

10 votes

What is a good introductory book on quantum mechanics?

answered Sep 6, 2014 at 5:25

9 votes

Why is the Sun not exactly above its reflection in water?

answered Aug 6, 2017 at 21:32

4 votes

What are these alternating bright and dark rings in fluorescent lamp?

answered Aug 8, 2017 at 6:57

4 votes

Meaning of EMF induced in a loop

answered Aug 6, 2017 at 8:58

3 votes

Using bra-ket notation?

answered Aug 21, 2014 at 4:11

2 votes

Why does light bend when it goes from one medium to another?

answered Aug 6, 2017 at 9:35

2 votes

Why I cannot write the time evolution operator $e^{-i(T+V)t}$ as the product of operators $e^{-iTt}e^{-iVt}$

answered Jun 19, 2022 at 20:55

2 votes

How to identify the type of motion in this case?

answered Jul 23, 2017 at 6:36

1 vote

Accepted

weight of a canister of air

answered Aug 6, 2017 at 22:46

1 vote

Energy of an electron in triangle potential

answered Jul 23, 2017 at 6:06

1 vote

Derivative chain rule in a triangle, confusing but interesting problem

answered Sep 6, 2014 at 5:52

1 vote

Do photons change velocity instantaneously?

answered Sep 6, 2014 at 7:24

0 votes

Ball flying towards me - Newton's third law is violated?

answered Jul 23, 2017 at 0:16

0 votes

Inertial Frames of Reference - Description of an Inertial Frame of Reference

answered Jul 23, 2017 at 0:58

-1 votes

Wave packet expression and Fourier transforms

answered Aug 6, 2017 at 11:38

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15 Answers

What is a good introductory book on quantum mechanics?

Why is the Sun not exactly above its reflection in water?

What are these alternating bright and dark rings in fluorescent lamp?

Meaning of EMF induced in a loop

Using bra-ket notation?

Why does light bend when it goes from one medium to another?

Why I cannot write the time evolution operator $e^{-i(T+V)t}$ as the product of operators $e^{-iTt}e^{-iVt}$

How to identify the type of motion in this case?

weight of a canister of air

Energy of an electron in triangle potential

Derivative chain rule in a triangle, confusing but interesting problem

Do photons change velocity instantaneously?

Ball flying towards me - Newton's third law is violated?

Inertial Frames of Reference - Description of an Inertial Frame of Reference

Wave packet expression and Fourier transforms