pressure = force area = 12 n 25 cm 2 = 0.48 n/cm 2
TRANSCRIPT
pressure = force area
= 12 N25 cm2
=0.48 N/cm2
pressure = force
=
= 2 N/cm2
1.
1,000 N500 cm2
area
pressure = force
=
= 50 N/cm2
2.
5,000 N100 cm2
area
pressure = force
=
= 2500 N/m2
3.
25,000 N10 m2
area
pressure = force
=
= 0.5 N/cm2
4.
2,000 N4000 cm2
area
pressure = force
=
= 10 N/cm2
5.
100,000 N10 000 cm2
area
pressure = force ÷ areapressure =pressure = 50 N/cm2
2.
5,000 N ÷
100 cm2
pressure = force ÷ areapressure =pressure =pressure =
3.
25,000 N ÷
10 m2 2,500
N/m2
or2,500 Pa
pressure = force ÷ areapressure =pressure =
4.
2,000 N ÷
4000 cm2
0.5 N/cm2
pressure = force ÷ areapressure =
pressure =
5.
100,000 N÷ 10,000 cm2
10 N/cm2
12 3
45
67
fig. 8,
page 355