Answer:
Force=29789.55 N
Step-by-step explanation:
Given data
dimension=3.5m by 2.1m
P(outside pressure)=0.96 atm
P(inside pressure)=1.00 atm
Force=?
Solution
Area=L×W
A=(3.5)×(2.1)

As we know
F=PA
For P(pressure)
P=P(inside)-P(outside)
P=1.00-0.96
P=0.04 atm
convert atm to pascal (pa) we get
P=4053 pa
F=PA
F=(4053)×(7.35)
F=29789.55 N