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Physics
Physics
Problem
A force of
150
N
150\,\text{N}
150
N
acts normally on a rectangular plate measuring
30
cm
×
20
cm
30\,\text{cm}\times20\,\text{cm}
30
cm
×
20
cm
. Calculate the pressure exerted on the plate. a)
7.5
×
10
2
Pa
7.5\times10^{2}\,\text{Pa}
7.5
×
1
0
2
Pa
b)
2.5
×
10
5
Pa
2.5\times10^{5}\,\text{Pa}
2.5
×
1
0
5
Pa
c)
2.5
×
10
3
Pa
2.5\times10^{3}\,\text{Pa}
2.5
×
1
0
3
Pa
d)
2.5
×
10
2
Pa
2.5\times10^{2}\,\text{Pa}
2.5
×
1
0
2
Pa
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