Velocity
Velocity is a
vector quantity
. That means velocity has both magnitude and direction.
Velocity describes the rate of change in displacement.
The kinematic equations relating to velocity include the following
v = u + at
v
2
= u
2
+ 2as
where
v = final
velocity
u = initial
velocity
a =
acceleration
t =
time
s = displacement
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Halaju
Halaju merupakan
kuantiti vektor
. Ini bermaksud halaju mempunyai arah dan magnitud.
Halaju ialah kuantiti yang menghuraikan kadar perubahan sesaran.
Persamaan-persamaan kinematik yang berkaitan dengan halaju termasuk
v = u + at
v
2
= u
2
+ 2as
di mana
v = halaju akhir
u =
halaju
awal
a =
pecutan
t =
masa
s = sesaran
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