Buoyancy Force equals
Fb=(pObject-pFluid)*Volume*Gravity
p=density=m/v
density of mattress equals
pObject=1.2/(2.1*0.46*0.09)=13.8026225 kg/m^3
(13.8026225-1000(density of water))*0.8694*9.8
Take absolute value and the answer is
11.76
A 1.2 kg rectangular air mattress is 2.1 m
long, 0.46 m wide, and 0.09 m thick.
If it has a mass of 1.2 kg , what additional
mass can it support in water?
1 answer
3 answers