Question

An elephant weighs 60,000 N. It stands on four feet.
Each foot has an area of 0.1 m2.
a) Calculate the total area of the elephant’s feet. [1] b) Calculate the pressure the elephant exerts on the ground. [2]
c) The elephant lifts one foot off the ground. Calculate the pressure it now exerts on the ground.

Answer 1

Explanation:

a) 0.1×4=0.4

b)

$\frac{600000}{1} = 600000$

c)

$60000 \times \frac{1}{3} = 20000$

$200000$

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