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JackI

Two arms, two legs, one head, just one nose. (Sometimes) bearded.

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55 Why doesn't hydrogen gas exist in Earth's atmosphere? Jan 2 '17
19 Mass and Newton's Second Law Nov 20 '17
14 Meaning of the Poynting vector Dec 26 '16
8 Microcanonical ensemble, ergodicity and symmetry breaking Dec 11 '17
6 Evanescent wave coupling Dec 8 '16
5 Why add a minus sign in the formula for gravity? Jan 3 '17
4 How does covalent bonding actually work? Jan 30 '17
4 Is direction of velocity and acceleration is same? Feb 2 '17
4 What if, for a body moving in a circle, the centripetal force is not equal to $mv^2/r$? Dec 26 '16
4 Why does the expectation value of a QM operator squared $\hat{Q}^2$ take the form $\big\langle \hat{Q}^2\big\rangle=\sum\limits_n |a_n|^2{q_n}^2$? Dec 8 '16
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