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A skater is on an ice rink. His right skate has an area of 7.8 cm2 in contact with the ice, but his left skate only has 3 cm2 in contact with the ice.
With his right foot he exerts a pressure on the ice of 50 N/cm2.
He applies an equal force with his left foot.
What is the pressure exerted by his left foot in N/cm2?

Sagot :

Mohammedsissa1999idn

Answer:

130 N/cm2

Step-by-step explanation:

7.8 cm2 -> 50N/cm2

3 cm2 -> x N/cm2

x = (50×7.8) / 3

x = 130N/cm2

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