ICSE Class 6 Answered

A girl wears pencil heels .each heel has an area of contact as .001m^2 .the weight is 350 newton what is the total amount of presssure when she stands on floor

Asked by Ritu | 20 Oct, 2016, 09:03: AM

Expert Answer

begin mathsize 12px style Given space that space area space of space contact space of space each space heel space is space 0.001 space straight m squared. space Since comma space the space girl space is space standing space on space both space her space feets rightwards arrow Area comma space straight A space equals space 2 space cross times space left parenthesis 0.001 space straight m squared right parenthesis Force space exerted comma space straight F space equals space 350 space straight N Pressure comma space straight P space equals space straight F over straight A equals fraction numerator 350 space straight N over denominator 2 space cross times space left parenthesis 0.001 space straight m squared right parenthesis end fraction rightwards arrow Pressure comma space straight P space equals 1.75 space cross times space 10 to the power of 5 space straight N divided by straight m squared end style

Answered by Yashvanti Jain | 21 Oct, 2016, 12:28: PM

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