ODG Flashcards by Lison Tabardel | Brainscape

Q

Masse Terre

A

6x10^24kg

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Q

Masse soleil

A

2x10^30kg

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Q

Masse électron

A

10^-30kg

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Q

Masse proton/neutron

A

1.67x10^-27kg

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Q

Longueurs d onde visible

A

400nm-800nm

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Q

Rayon de la terre

A

6400km

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Q

Distance terre soleil

A

1.5x10^11m

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Q

Taille caractéristique atome

A

10^-10m=1Å

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Q

Taille caractéristique noyau atome

A

10^-15m=1fermi

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Q

Année lumière

A

6.67x10^11m

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Q

Pression atmosphérique

A

1.013x10^5Pa

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Q

Vitesse onde électromagnétique vide

A

3x10^8m/s

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Q

Vitesse son air

A

340m/s

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Q

Vitesse son solide

A

3000-5000 m/s

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Q

Vitesse son eau

A

1500m/s

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Q

Gamme fréquence audible

A

20-20000Hz

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Q

Masse volumique eau

A

10³ kg/m³

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Q

Masse volumique air

A

1 kg/m³

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Q

eV

A

1eV=1.6x10^-19J

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Q

e

A

1.6x10-19 C

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Q

1kcal

A

4.18x10³ J

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Q

n air

A

1

Q

n eau

A

4/3

Q

n plexi

A

1.5

Q

n verre

A

1.5-2

Q

Bleu

A

400 nm 8x10^14Hz

Q

Rouge

A

800nm 4x10^14Hz

Q

Diametre cœur fibre optique

A

Qqs 10aine de micromètre

Q

n silice

A

1.456

Q

n silicone

A

1.410

Q

Longueur totale fibre optique dans le monde

A

1.2 millions de km

Q

Débit fibre optique

A

4.3x10^5 bits/s

Q

Record débit fibre optique

A

10^16 bits/s

Q

Spectre Lampe à filament

A

Continue, 400-800 nm

Q

Lampe spectrale spectre

A

Discret, Na 589 et 589.6 nm

Q

Diode laser vert / rouge

A

Vert: 532nm
Rouge: 650nm

Q

Laser rouge

A

632.8nm

Q

Taille caractéristique cellule appareil photo

A

5 micromètre

Q

Résolution appareil photo

A

40 000 pixels/m²

Q

Profondeur de l oeil

A

15mm

Q

f’ et v au PR

A

f’=15mm
v=67 dioptries

Q

f’ et v PP

A

f’=14mm
v= 71 dioptries

Q

Résolution angulaire

A

1’=(1/60)°=3x10^-4rad

Q

Taille minimale distingable à l œil

A

75 micromètre

Q

Remanance

A

40ms

Q

Grossissement lunette astro

A

Qqs 100aines

Q

Loupé Gc f’ v=Pi

A

10 25mm 40 dioptries
20 12.5mm 80 dioptries
50 5mm 200 dioptries

Q

Délation microscope

A

16cm

Q

Gamma objectif

A

x|-40| x|-10| x|-4|

Q

G c oculaire

A

x10

Q

Pmicroscope

A

Qqs 100 aînés de dioptries

Q

Gc microscope

A

|-40| |-100| |-400|

Q

T(K)=

A

T(C°)+273.15