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Tipuri de forte

Authored by Aurora Lazăr

Physics

6th Grade

Used 1+ times

Tipuri de forte
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 10 pts

Formula fortei de greutate este

G = m x g

G = m

G = k.m

G = k /Δl

2.

MULTIPLE CHOICE QUESTION

5 mins • 10 pts

Forta care alungeste un arc( K = 300 N/m) cu Δl =12 cm este

F = 3600 N

F = 36 N

F = 25N

250N/m

3.

MULTIPLE CHOICE QUESTION

3 mins • 10 pts

Greutatea unui corp cu m = 4 kg este

G = 4 kg

G = 4 N

G = 40 N

G = 4000 N

4.

MULTIPLE CHOICE QUESTION

3 mins • 10 pts

Formulele corecte sunt

Fe =K ⋅Δl ; K = F ⋅Δl ;

Δl = F / Δl

Fe =K ⋅Δl ; K = F / Δl ;

Δl = F / Δl

Fe =K ⋅Δl ; K = F ⋅Δl ;

Δl = F ⋅Δl

Fe =K /Δl ; K = F ⋅Δl ;

Δl = F / Δl

5.

MULTIPLE CHOICE QUESTION

3 mins • 10 pts

Alege raspunsurile corecte

Masa si greutatea sunt marimi fizice distincte .Acceleratia gravitationala g are valoarea g= 9,8 N/kg

Masa si greutatea sunt marimi fizice de acelasi fel .Acceleratia gravitationala g are valoarea

g= 9,555 N/kg

Masa si greutatea sunt unitati de masura .Acceleratia gravitationala Fe are valoarea g= 9,8 N/kg

Masa si greutatea sunt egale cu 1 .Acceleratia gravitationala g are valoarea g= 2 N/kg

6.

MULTIPLE CHOICE QUESTION

1 min • 10 pts

Masa unui corp cu greutatea de 5000 N este

m = 50 kg

m = 50 N

m = 500 kg

m = 5 kg

7.

MULTIPLE CHOICE QUESTION

5 mins • 10 pts

Un corp are m = 250 g pe Pamant. Pe Luna are masa si greutatea

m = 0,250 kg ;

G = 0,45 N

m = 0,25 Kg ; G = 2,5 N

m = 250 g ; G = 2,5 N

m = 2,50 g ; G = 2,5 N

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