
Lucrul mecanic si puterea mecanica
Authored by Giurgea Gabriela
Physics
7th Grade
Used 84+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Lucrul mecanic se noteaza cu:
Lmec
L
l
2.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Expresia lucrului mecanic este:
L = F/d
L = F*d
L = G*h
L = G/h
3.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Lucrul mecanic este o marime fizica:
scalara
vectoriala
4.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Puterea mecanica este o marime fizica:
scalara
vectoriala
derivata
5.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Puterea mecanica are expresia:
P = L*Δt
P = F*v
P = L/Δt
P = F/v
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Unitaea de masura a puterii in SI este:
W
CP
J
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Un CP are:
7360W
736W
73,6W
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