Physicshard · Past Paper
The displacement of a particle is given by x = (t - 2)^2. When will the velocity be zero?
At = 0 s
Bt = 2 s
Ct = 4 s
DNever
✓ Correct Answer: B — t = 2 s
v = dx/dt = 2(t - 2). Setting v=0 gives t=2s.
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✓ Correct Answer: B — t = 2 s
v = dx/dt = 2(t - 2). Setting v=0 gives t=2s.
Share this question