optiqueny.py

Created by hicham-choukour

Created on May 24, 2024

875 Bytes



1.4
 1/OA 1/OA=1/f
 1/OA =1/f+1/OA 
1/OA =1×OA / f′×OA +1×f/OA × f
 1/OA =OA +f/f’×OA
OA =f′×OA/ OA +f
 OA =5,00.102×−250 /250+5,00.102 
OA =5,00.102m = 5,00 cm
 limage de la statue de la Liberté se forme au voisinage immédiat du 
 foyer image de la lentille à une distance de 5,00 cm de la lentille. 
1.5
 γ=OA/OA 
γ=5,00.102/250 
γ=2,00.104 
1.6
 Pour savoir si la statue de la Liberté peut apparaître en entier sur 
 la pellicule, il faut connaître la taille de son image AB :
 γ=AB/AB 
AB=γ×AB
AB=2,00.104×93,0 
AB=1,86.102   m=1,86 cm 
Le signe négatif nous indique que limage est renversée.
Limage de taille 1,86 cm est plus petite que les dimensions de la pellicule
qui mesure (24,0 mm × 36,0 mm) soit (2,40 cm × 3,60 cm). Ainsi la statue de 
la Liberté peut apparaître en entier sur la pellicule.

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