- #1
lwymarie
- 90
- 1
http://student.shcc.edu.hk/~s021107/phy.GIF
Displacement=area under v-t graph = 150m
using another concept,
the acceleration is 0.75m^s-2, so the displacement at
1s=0.75m
2s=0.75*2m
.
.
.
20s=0.75*20m
total displacement =sum of displacement of every second
=0.75*(1+2+3+...+18+19+20)
=157.5m
Can you tell me wt's wrong here?
Displacement=area under v-t graph = 150m
using another concept,
the acceleration is 0.75m^s-2, so the displacement at
1s=0.75m
2s=0.75*2m
.
.
.
20s=0.75*20m
total displacement =sum of displacement of every second
=0.75*(1+2+3+...+18+19+20)
=157.5m
Can you tell me wt's wrong here?
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