LUCRUL MECANIC
Quiz
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Physics
•
Professional Development
•
Medium
Licu Stana
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7 questions
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1.
MULTIPLE SELECT QUESTION
1 min • 1 pt
LUCRUL MECANIC EFECTUAT DE O FORTA ESTE POZITIV DACA:
corpul se deplaseaza pe directia fortei
corpul se deplaseaza pe directia si in sensul fortei
in sensul fortei
sta pe loc
2.
MULTIPLE SELECT QUESTION
2 mins • Ungraded
UN SPORTIV RIDICA UNIFORM O HALTERA CU MASA DE 140 KG LA INALTIMEA DE 2 M.
LUCRUL MECANIC AL GREUTATII HALTEREI IN DECURSUL MISCARII ESTE DE :
1200 J
-2800J
1400J
0J
-1200 J
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Fx si Ff
G si N
G si Fy
Fy si N
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
RELATIA MATEMATICA PENTRU LUCRUL MECANIC ESTE:
F
F d
F* d cos
F*v
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Unitatea de măsură în S.I. pentru lucrul mecanic se numește:
joule
newton
pascal
watt
6.
OPEN ENDED QUESTION
2 mins • 1 pt
De cine depinde lucrul mecanic efectuat de renii care trag aceasta sanie?
Evaluate responses using AI:
OFF
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
UNITATEA DE MASURA PENTRU LUCRUL MECANIC IN S.I.ESTE:
JOULE
WATT
NEWTON
PASCAL
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