Surse de lumina. Reflexia luminii
Contine intrebari introductive despre sursele de lumina si reflexia luminii
Quiz-summary
0 of 10 questions completed
Questions:
- 1
- 2
- 3
- 4
- 5
- 6
- 7
- 8
- 9
- 10
Information
You have already completed the quiz before. Hence you can not start it again.
Quiz is loading...
You must sign in or sign up to start the quiz.
You have to finish following quiz, to start this quiz:
Results
0 of 10 questions answered correctly
Your time:
Time has elapsed
You have reached 0 of 0 points, (0)
Average score |
|
Your score |
|
Categories
- Not categorized 0%
-
-
Unfortunately, you have not answered correctly enough often. So you did not get any points. Be more careful next time.
Pos. | Name | Entered on | Points | Result |
---|---|---|---|---|
Table is loading | ||||
No data available | ||||
- 1
- 2
- 3
- 4
- 5
- 6
- 7
- 8
- 9
- 10
- Answered
- Review
-
Question 1 of 10
1. Question
1 pointsUn obiect se afla la distanta de un metru de o oglinda plana. La ce distanta se va afla imaginea sa fata de oglinda?Correct
Incorrect
-
Question 2 of 10
2. Question
1 pointsCate raze reflectate sunt posibile pentru o raza incidenta data care cade pe o oglinda plana?Correct
Incorrect
-
Question 3 of 10
3. Question
1 pointsCe valoare are unghiul de incidenta, daca raza reflectata de o oglinda plana face un unghi de 90 grade cu raza incidenta?Correct
Incorrect
-
Question 4 of 10
4. Question
1 pointsCe valoare poate avea unghiul de reflexie, daca raza incidenta nu este perpendiculara pe o oglinda plana?Correct
Incorrect
-
Question 5 of 10
5. Question
1 pointsRaza incidenta face cu oglinda plana un unghi de 30 grade. Ce valoare va avea unghiul de incidenta?Correct
Incorrect
-
Question 6 of 10
6. Question
1 pointsIn ce conditii un fir metalic poate fi sursa de lumina?Correct
Incorrect
-
Question 7 of 10
7. Question
1 pointsCe valoare va avea unghiul de incidenta pe o oglinda plana, pentru ca raza reflectata sa fie perpendiculara pe cea incidenta?Correct
Incorrect
-
Question 8 of 10
8. Question
1 pointsA doua lege a reflexiei se enunta astfel:Correct
Incorrect
-
Question 9 of 10
9. Question
1 pointsDoi jucatori participa pe un stadion, la un meci in nocturna. Cate umbre exista in jurul unuia dintre ei?Correct
Incorrect
-
Question 10 of 10
10. Question
1 pointsConturul umbrei Pamantului pe suprafata Lunii, in timpul unei eclipse , are forma de:Correct
Incorrect
How useful was this post?
Click on a star to rate it!
We are sorry that this post was not useful for you!
Let us improve this post!
Tell us how we can improve this post?
Examples of questions from "Surse de lumina. Reflexia luminii"
- Ce valoare are unghiul de incidenta, daca raza reflectata de o oglinda plana face un unghi de 90 grade cu raza incidenta?
- Doi jucatori participa pe un stadion, la un meci in nocturna. Cate umbre exista in jurul unuia dintre ei?
- In ce conditii un fir metalic poate fi sursa de lumina?