A mass of brick is 250g its dimensions are 10 cm ×5cm×2cm.Find the pressure a broke exerts on the ground, if it rest on i)10cm×5cm
ii)5cm×2cm
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Answer:
in case 1 ) pressure=500N/m^2
Explanation:
f=mg = 250×1/1000×10
=2.5 N
A=10×5 cm^2
=50×1/1000 m^2
P =2.5/(50×1/1000)
=500 N/m^2
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