mirandaadkins
mirandaadkins mirandaadkins
  • 01-03-2017
  • Physics
contestada

A brick weighs 26 N. Measured underwater, it weighs 11 N. What is the amount of buoyant force exerted by the water on the brick?

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Аноним Аноним
  • 01-03-2017
buoyant force = weight - apparent weight = 26 - 11 = 15N
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ThatRobloxGuy
ThatRobloxGuy ThatRobloxGuy
  • 01-03-2017
Buoyant force is equal to upthrust therefore 
Upthrust = weight of brick in air - weight of brick in water 
Upthrust = 26 - 11
Upthrust =15N 
It's S.I unit is Newton (N) because it is a force
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