
Misure ed incertezza
Quiz
•
Physics
•
8th Grade
•
Medium
Used 30+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Quali tra queste caratteristiche é definita come :"l’insieme dei valori che uno strumento è in grado di misurare"?
Sensibilità
Prontezza
Campo di misura
Precisione
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Quali tra queste caratteristiche é definita come :"la più piccola differenza che uno strumento può rilevare tra i valori della grandezza misurata"?
Sensibilità
Prontezza
Campo di misura
Precisione
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Scegli il valore corretto con cui esprimere in notazione scientifica la grandezza 0,00013 m
1,3 × 10-4m
13 × 10-3m
1,3 × 10-3m
1,3 × 103m
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Approssimando il valore 1,45724 a tre cifre significative, dovrò scrivere:
1,46
1,457
1,45
1,456
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Convertendo 1 m3 in cm3, troverò il valore di:
1 × 10-4 cm3
1 × 10-6 cm3
1 × 104 cm3
1 × 106 cm3
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Ripetendo una misura 5 volte, il valore dell'incertezza può essere espresso utilizzando:
La semidispersione massima
La sensibilità dello strumento
Lo scarto quadratico medio
La media dei valori
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Ripetendo una misura 5000 volte, il valore dell'incertezza può essere espresso utilizzando:
La semidispersione massima
La sensibilità dello strumento
Lo scarto quadratico medio
La media dei valori
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