2024.09.09 diktantas

Question 1

medziagos tankis

Answer 1

ro=m/v
1 kg/m3

Question 2

tolygiai judancio kuno nueitas kelias

Answer 2

s=v*t
1m

Question 3

tolygiojo judejimo greitis

Answer 3

v=s/t
1m/s

Question 4

tolygiai kintamo judejimo pagreitis

Answer 4

a= v-v0/t
1m/s

Question 5

svyravimo (virpesiu) periodas

Answer 5

T=1/ni
1s

Question 6

svyravimo (virpesiu) daznis

Answer 6

ni=1/T
Hz=1s ^-1^

Question 7

bangos sklidimo greitis

Answer 7

v= λ/T=λv (v ta kitokia)
1m/s

Question 8

jega

Answer 8

F=ma
1N

Question 9

jegos momentas

Answer 9

M=Fl
1N*m

Question 10

Mechaninis darbas

Answer 10

A=Fs
1J=1N*1m

Question 11

Mechanine galia

Answer 11

N=A/t
1W=1J/s

Question 12

Potencine energija

Answer 12

Ep=mgh
1J

Question 13

Kinetine energija

Answer 13

Ek=mv2/2
1J

Question 14

naudingumo koeficentas

Answer 14

η=An/Q
η= An/Av
​

Question 15

kietojo kuno slegis

Answer 15

p=F/s
1pa=1N/m2

Question 16

skyscio stulpelio slegis

Answer 16

p=[ro]gh
1Pa

Question 17

Archimedo jega

Answer 17

F{A}= [ro]{s}gV
1N

Question 18

Silumos kiekis

Answer 18

Q=cm(t2-t1)
1J

Question 19

Kuro degimo siluma

Answer 19

Q=qm
1J

Question 20

Lydimosi (kietejimo) siliuma

Answer 20

Q=λm
1J

Question 21

Garavimo (kondensacijos) siluma

Answer 21

Q=Lm
1J

Question 22

elektros sroves stipris

Answer 22

I=Q/t
1A

Question 23

elektrine itampa

Answer 23

U=A/Q
1V

Question 24

Laidininko elektrine varza

Answer 24

R=[ro]. l/s
1Ω

Question 25

elektros sroves darbas

Answer 25

A=Ult 1J

Question 26

Elektrine galia

Answer 26

P=UI

Question 27

Omo desnis

Answer 27

I=U/R U=IR R=U/I