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प्रश्न
It is difficult to cut cloth using a pair of scissors with blunt blades. Explain.
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उत्तर
It is difficult to cut cloth using a pair of scissors with blunt blades because blunt blades have more area and due to which applied force produces very less pressure. As we know that pressure is inversely proportional to area of cross-section, so it is difficult to cut cloth from blunt blades.
(As; P = `"F"/"A"`)
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