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प्रश्न
A girl is wearing a pair of flat shoes. She weighs 550 N. The area of contact of one shoe with the ground is 160 cm2. What pressure will be exerted by the girl on the ground if she stands on one foot ?
टीपा लिहा
उत्तर
Area = 160 cm2 (160/10,000 = 0.016 cm2)
Pressure = ?
Weight = 550 N
`"Pressure" = "Force"/"Area"`
= `550/0.016`
Pressure = 34,375 Pa
Answer: Pressure = 34,375 Pa or N/m2.
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