Rad je fizikalna veličina koja se označava slovom:
Ponavljanje 7.razred

Quiz
•
Physics
•
7th Grade
•
Medium
David Bakoška
Used 6+ times
FREE Resource
24 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
R
J
P
W
2.
MULTIPLE CHOICE QUESTION
45 sec • 3 pts
Rad koji obavite penjajući se razzličitim putovima iz točke A u podnožju brda do točke B na vrhu brda bit će:
Najveći u primjeru A
jednak u svim primjerima
Najveći u primjeru B
Najveći u primjeru C
3.
MULTIPLE SELECT QUESTION
30 sec • 2 pts
U kojem se od navedenih primjera obavlja rad?
Na školskoj torbi kad je Martina nosi na leđima.
Nad kutijom koju Luka podiže s poda.
Nad kolicima kada ih Borna vuče.
Na knjizi koju Maja čita.
4.
MULTIPLE CHOICE QUESTION
45 sec • 2 pts
Iznenadna buka preplaši 2 ptice (slika) koje uzlete na vrh drveta. Koja ptica obavi veći rad podižući se na vrh drveta?
Siva
Crna
Obave isti rad.
Ne obave rad.
5.
MULTIPLE CHOICE QUESTION
45 sec • 2 pts
Filip gura puna kolica prema automobilu, a nakon što istovari namirnice, vraća kolica u trgovinu. Označi točnu tvrdnju.
Filip obavi veći rad vraćajući se do trgovine.
Filip obavi veći rad gibajući se prema automobilu.
Filip ne obavi rad jer je put gibanja isti.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Mjernom jedinicom džul (J) mjeri se:
snaga i rad
energija i snaga
energija i rad
korisnost
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Oznaka za energiju je:
e
E
J
W
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