Durata mișcării (notată cu Δt sau t) reprezintă intervalul de timp în care mobilul a parcurs o anumită distanță. Care este formula pentru Δt?

Vlad - Miscare uniforma/accelerata

Quiz
•
Maria Coroaba
•
Physics
•
9th Grade
•
1 plays
•
Easy
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Δt = t2 - t1
Δt = t1 - t2
Δt = t2
Δt = t1
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Formua legii mișcării rectilinii uniforme este:
x = x0 + v*(t - t0)
x = x0 - v*(t - t0)
x = v*(t - t0)
x = v*t
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Acceleratia pentru miscarea rectilinie uniforma este:
a = 0
a > 0
a < 0
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Formula legii vitezei în miscarea rectilinie uniforma accelerata este:
v = v0 + a*(t - t0)
v = a*t
v = v0 + a*t
v = a*(t - t0)
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Formula legii spațiului în miscarea rectilinie uniforme accelerate este:
x = x0 + v0*t + a*t^2/2
x = v0*t + a*t^2/2
x = x0 + a*t^2/2
x = a*t^2/2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Unitatea de masura a acceleratiei in sistem international este:
m/s^2
m/s
m^2/s^2
m^2/s
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Unitatea de masura a vitezei in sistem international este:
m/s^2
m/s
m^2/s^2
m^2/s
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