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Physics
Physics
Problem
A trolley moves with a constant velocity of 5 m s⁻¹ for 4 s and then remains at rest for the next 2 s. Its displacement in the entire 6 s interval is a)
10
m
10\,\text{m}
10
m
b)
20
m
20\,\text{m}
20
m
c)
30
m
30\,\text{m}
30
m
d)
15
m
15\,\text{m}
15
m
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