Asked by James
A dike in Holland springs a leak through a hole of area 0.60cm2 at a depth of 1.4m below the water surface.
How much force must a boy apply to the hole with his thumb to stop the leak?
Express your answer to two significant figures and include the appropriate units.
How much force must a boy apply to the hole with his thumb to stop the leak?
Express your answer to two significant figures and include the appropriate units.
Answers
Answered by
bobpursley
Your teach is too easy.
What is the weight of a column of water of area .6cm^2 1.4 meters high?
Weight= volume*density*g
= .60cm(1m/100cm)^2* 1.4m*1E6kg/m^3*9.8N/kg=
=.6*EE-4*1.4*1EE6*9.8
What is the weight of a column of water of area .6cm^2 1.4 meters high?
Weight= volume*density*g
= .60cm(1m/100cm)^2* 1.4m*1E6kg/m^3*9.8N/kg=
=.6*EE-4*1.4*1EE6*9.8
Answered by
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