A small cube which is placed on a table with side 4cm and mass of this cube is 2 g.Calculate pressure exerted by the cube on the table.
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If “a” is the edge length of cube then,
Pressure = Force / Area
= mg / A
= mg / a² ………[∵ Area of a face of cube = a²]
= (2 × 10^-3 kg × 9.8 m/s²) / (4 × 10^-2 m)²
= 12.25 Pa
Pressure exerted by cube on table is 12.25 Pa
Pressure = Force / Area
= mg / A
= mg / a² ………[∵ Area of a face of cube = a²]
= (2 × 10^-3 kg × 9.8 m/s²) / (4 × 10^-2 m)²
= 12.25 Pa
Pressure exerted by cube on table is 12.25 Pa
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