The Mariana trench is located in the Pacific Ocean at a depth of about   11000 m below the surface of the water. The density of seawater is 1025 kg/m3. (a) If an underwater vehicle were to explore such a depth, what force would the water exert on the vehicle's observation window (radius=0.276 m) ? Answer:- (a) Number____Units____ (b) For comparison, determine the weight of a jetliner whose mass is 8.22×105 kg. Answer:-- (b) Number_____ Units_____

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