Question

A brick weighs 20 N . The dimension of the brick is 20 cm by 8 cm by 4 cm. Calculate:
i) The maximum pressure it can give on a table.
ii) The minimum pressure it can give on the table.


please solve this step by step.​

Answer 1

Answer:

Maximum Pressure=6250 Pa

Minimum Pressure=1250 Pa

Explanation:

Minimum area=0.08m×0.04m=0.0032m²

P=F/A=20/0.0032=6250 Pa

Maximum area=0.2m×0.08m=0.016m²

P=F/A=20/0.016=1250 Pa

Answer 2

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