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Answer

Pressure is given by force per unit area. 

The pressure exerted by the sharp knife edge is more than that exerted by the blunt one since the area in contact for the sharp knife is smaller than the blunt one.

Thus, it is easier to cut with a sharp knife than with a blunt one. 

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Pressure is given by force per unit area. 

The pressure exerted by the sharp knife edge is more than that exerted by the blunt one since the area in contact for the sharp knife is smaller than the blunt one.

Thus, it is easier to cut with a sharp knife than with a blunt one. 

Answer

Pressure is given by force per unit area. 

The pressure exerted by the sharp knife edge is more than that exerted by the blunt one since the area in contact for the sharp knife is smaller than the blunt one.

Thus, it is easier to cut with a sharp knife than with a blunt one. 

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