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A cauboid of volume 20 mxx 10 m xx 5m has density3 kg m^(-3) .Find the maximum pressure exerted by cuboid on the surface . |
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Answer» Volume of cuboid `=1xxbxxh= 20 xx 10xx5 = 10^3 m^3` Mass of cuboid `="Density " xx "volume "` `==3xx 10^3` kg Weight of cuboid `=mg = 3 xx 10^4 N` `A_1= 200m ^2, A_2= 50m^2 ` `A_3= 100m^2` Pressue `ALPHA 1/"Area"` that means the prosition of cuboid to GIVE maximumbottom PRESSURE is `p=(3xx10^4)/(50)=0.6 xx 10^3= 600 pa`
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