
Darbs, jauda, enerģija
Quiz
•
Physics
•
9th - 12th Grade
•
Practice Problem
•
Medium
Iveta Beļska
Used 25+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ja ķermeņa ātrums samazinās 2 reizes, tad kinētiskā enerģija arī samazinās 2 reizes.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ja uz ķermeni kustības virzienā darbojas spēks un ķermenis pārvietojas, tad ķermenim pieliktais spēks pastrādā darbu.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ja lodīte brīvi krīt, tad samazinās tās potenciālā enerģija attiecībā pret zemi, bet pieaug tās kinētiskā enerģija
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ķermenim slīdot lejup pa slīpo plakni, visa ķermeņa potenciālā enerģija vienmēr pārvēršas siltumā.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
darbam SI sistēmā ir tāda pati mērvienība kā enerģijai.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Darbu var aprēķināt, jaudu dalot ar darba veikšanas laiku.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kas ir ķermeņa pilnā mehāniskā enerģija?
tikai ķermeņa kinētiskā enerģija
tikai ķermeņa potenciālā enerģija
ķermeņa kinētiskās un potenciālās enerģijas summa
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