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13

Why does energy have to be emitted in quanta?

Jun 15 '17 at 12:20

4

If the CMB was emitted at the ionization energy of hydrogen, why is it a blackbody spectrum instead of a line spectrum?

Jun 15 '17 at 12:47

2

What is the source of vacuum energy during the inflationary era?

Jun 8 '17 at 13:44

2

Condition for book falling off edge of table before it begins slipping

May 21 '17 at 17:39

2

Boundary conditions in fluid dynamics

May 8 '17 at 16:21

1

In which terminal does current starts to flow first i.e. positive or negative?

Jun 18 '17 at 16:41

0

Inertial Frame Problem for Rotating Horizontal Disk

May 8 '17 at 14:27

0

Upward bouyant forces?

May 2 '14 at 16:37

-1

Find the volume charge density $ρ_0$ for which the electrostatic field outside the sphere becomes independent of $r$. (See Details)

May 10 '17 at 7:36

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