an elephant brain 50000 Newton stands on one foot of area 1000 CM square what is the pressure exerted on the ground

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Solution

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$P r e s s u r e = \frac{F o r c e}{A r e a} P = \frac{50000}{1000 \times 10^{- 4}} = 5 \times 10^{5} P a R E G A R D S$

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An elephant weighing 40,000 N stands on one foot of area 1000 $c m^{2}$ whereas a girl weighing 400 N is standing on one 'stiletto' heel of area 1 $c m^{2}$ .

(a) Which of the two, elephant or girl, exerts a larger force on the ground and by how much ?
(b) What pressure is exerted on the ground by the elephant standing on one foot ?
(c) What pressure is exerted on the ground by the girl standing on one heel ?
(d) Which of the two exerts larger pressure on the ground : elephant or girl ?
(e) What is the ratio of pressure exerted by the girl to the pressure exerted by the elephant ?

Q. The foot of an elephant has an area of