Fenomene optice - fizică
Quiz
•
Physics
•
7th - 8th Grade
•
Practice Problem
•
Hard
Florin Zarnescu
Used 11+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Lentilele convergente sunt lentile:
mai groase la mijloc și mai subțiri la extremități
mai groase la extremități și mai subțiri la mijloc
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Distanța focală a unei lentile divergente este:
pozitivă
negativă
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Inversul distanței focale reprezintă:
distanța focală
dioptria lentilei
convergența lentilei
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Instrumentele optice sunt formate din:
lentile și oglinzi
doar lentile
lentile, oglinzi și diafragme
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Lupa este un instrument optic care dă o imagine:
virtuală
reală
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Miopia este un defect de vedere care se poate corecta cu:
lentile convergente
lentile divergente
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cristalinul, parte componentă a ochiului uman, este o lentilă:
planconvexă
biconvexă
biconcavă
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