Simbolul energiei cinetice este
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Energia mecanica
Quiz
•
Physics
•
9th Grade
•
Medium
Zoltan2005 Ferencz
Used 210+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
E
Ep
Ec
L
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Unitatea de masura a energiei mecanice in SI este
Joule (J)
Newton (N)
Metru (M)
Newton x secunda (Nxs)
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Formula de calcul a energiei cinetice este
(mv2 )/2
(mv )/2
(mv2 )/3
(-mv2 )/2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Lucrul mecanic a fortei constante este
Fd cos α
Fd sin α
Ft cos α
Fd2 cos α
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Energia potentiala a unui arc dupa comprimare este
(kx2)/2
(kx)/2
(kx2)
(k2x)/2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Formula impulsului mecanic este
mv
mv2
mx
mt
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Unitatea de masura a impulsului mecanic este
N s
N l
kg s
kg m
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