A cylinder, semicircular in cross-section, is 10 m long and 5.0 m in radius. It is completely submerged, with its flat bottom side horizontal and 8.0 m below the water surface, as shown in the figure. What is the magnitude of the net force on the curved upper surface of the half-cylinder? Neglect atmospheric pressure.

A) $2.0 \times 10 ^ { 6 } \mathrm {~N}$
B) $3.0 \times 10 ^ { 6 } \mathrm {~N}$
C) $4.0 \times 10 ^ { 6 } \mathrm {~N}$
D) $3.5 \times 10 ^ { 6 } \mathrm {~N}$
E) $2.5 \times 10 ^ { 6 } \mathrm {~N}$

Question

A cylinder, semicircular in cross-section, is  10 m long and  5.0 m in radius. It is completely submerged, with its flat bottom side horizontal and  8.0 m below the water surface, as shown in the figure. What is the magnitude of the net force on the curved upper surface of the half-cylinder? Neglect atmospheric pressure.

A) $2.0 \times 10 ^ { 6 } \mathrm {~N}$ 
B) $3.0 \times 10 ^ { 6 } \mathrm {~N}$ 
C) $4.0 \times 10 ^ { 6 } \mathrm {~N}$ 
D) $3.5 \times 10 ^ { 6 } \mathrm {~N}$ 
E) $2.5 \times 10 ^ { 6 } \mathrm {~N}$

Quizplus · Accepted Answer

The Answer of A cylinder, semicircular in cross-section, is  10 m long and  5.0 m in radius. It is completely submerged, with its flat bottom side horizontal and  8.0 m below the water surface, as shown in the figure. What is the magnitude of the net force on the curved upper surface of the half-cylinder? Neglect atmospheric pressure.

A) $2.0 \times 10 ^ { 6 } \mathrm {~N}$ 
B) $3.0 \times 10 ^ { 6 } \mathrm {~N}$ 
C) $4.0 \times 10 ^ { 6 } \mathrm {~N}$ 
D) $3.5 \times 10 ^ { 6 } \mathrm {~N}$ 
E) $2.5 \times 10 ^ { 6 } \mathrm {~N}$

A Cylinder, Semicircular in Cross-Section, Is 10 M Long 2.0×106 N2.0 \times 10 ^ { 6 } \mathrm {~N}2.0×106 N

A Cylinder, Semicircular in Cross-Section, Is 10 M Long $2.0 \times 10 ^ { 6 } \mathrm {~N}$