5.4 Harder questions on Pressure

5.4 Harder questions on Pressure

07 October 2011

16:30

·         Collins, p.107, Q.4.

1^st person à p= Force/area = 400N/0.0025=160’000 Pa = 160kPa

Elephant à p = Force/area = 5000N/(piex10^2)

                                                       = 5000/0.0314=159’000 Pa = 159 kPa

2^nd Person à p= Force/area=400N/0.00005= 8’000’000 Pa =8000 kPa