
Ponavljanje_Toplina
Authored by A B
Physics
10th Grade
Used 1+ times

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13 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Koja je razlika između topline i temperature?
Toplina se mjeri u stupnjevima Celzijevima, a temperatura u džulima.
Toplina je energija koja prelazi s toplijeg na hladnije tijelo, dok temperatura pokazuje stupanj zagrijanosti tijela.
Temperatura ovisi o masi tijela, a toplina ne.
Nema razlike.
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Koja je formula za izračunavanje topline potrebne za promjenu temperature tijela?
Q=m⋅c⋅ΔT
Q=m⋅g⋅h
Q=m⋅L
Q=P⋅t
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Što predstavlja specifični toplinski kapacitet?
Količinu topline potrebnu da se 1 kg tvari zagrije za 1°C.
Količinu topline potrebnu da se 1 kg tvari otopi.
Količinu topline potrebnu da se tvar zagrije na 100°C.
Količinu topline potrebnu da tvar ishlapi.
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Koji od sljedećih materijala ima najveći specifični toplinski kapacitet?
Željezo
Voda
Aluminij
Zrak
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Koji zakon ili pravilo opisuje ravnotežu između dvaju tijela u termičkom kontaktu?
Newtonov zakon
Richmannovo pravilo
Bernoullijeva jednadžba
Pascalov zakon
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Kada govorimo o latentnoj toplini, što znači “latentno”?
Toplina koja ne uzrokuje promjenu temperature (skrivena toplina).
Toplina potrebna za zagrijavanje tvari.
Toplina koja se gubi kroz izolaciju.
Ništa.
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Izračunaj koliko je topline potrebno da se rastopi 5 kg leda na 0°C. (Latentna toplina taljenja leda je 333 k J/kg).
1665 kJ
66,6 kJ
0 J
0,015 kJ
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