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Physics
Physics
Problem
Which expression represents the angular impulse delivered to a rigid object when a constant net torque
τ
\tau
τ
acts on it for a time interval
Δ
t
\Delta t
Δ
t
? a)
I
ω
I\,\omega
I
ω
b)
1
2
τ
Δ
t
\dfrac{1}{2}\,\tau\,\Delta t
2
1
τ
Δ
t
c)
τ
Δ
t
\tau\,\Delta t
τ
Δ
t
d)
m
v
r
m\,v\,r
m
v
r
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