Physics equations/11-Fluid statics/Q:buoyantForce

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pe11BuoyantForce Version A[edit]

A cylinder with a radius of 0.22 m and a length of 2.2 m is held so that the top circular face is 4.8 m below the water. The mass of the block is 826.0 kg.The mass density of water is 1000kg/m^3.

1 What is the pressure at the top face of the cylinder?

3.20E4 Pa
3.88E4 Pa
4.70E4 Pa
5.70E4 Pa
6.90E4 Pa

2 Referring to the previous question, what is the buoyant force?

2.71E3 N
3.28E3 N
3.97E3 N
4.81E3 N
5.83E3 N

3 Referring to the previous question, what is the force exerted by the water at the top surface?

7.15E3 N
9.00E3 N
1.13E4 N
1.43E4 N
1.80E4 N

4 Referring to the previous question,what is the force exerted by the fluid on the bottom of the cylinder?

1.04E4 Pa
1.31E4 Pa
1.65E4 Pa
2.08E4 Pa
2.62E4 Pa

pe11BuoyantForce Version B[edit]

A cylinder with a radius of 0.25 m and a length of 2.5 m is held so that the

top circular face is 4.2 m below the water. The mass of the block is 853.0 kg.

The mass density of water is 1000kg/m^3.

1 What is the pressure at the top face of the cylinder?

3.40E4 Pa
4.12E4 Pa
4.99E4 Pa
6.04E4 Pa
7.32E4 Pa

2 Referring to the previous question, what is the buoyant force?

2.71E3 N
3.28E3 N
3.97E3 N
4.81E3 N
5.83E3 N

3 Referring to the previous question, what is the force exerted by the water at the top surface?

8.08E3 N
1.02E4 N
1.28E4 N
1.61E4 N
2.03E4 N

4 Referring to the previous question,what is the force exerted by the fluid on the bottom of the cylinder?

1.02E4 Pa
1.29E4 Pa
1.62E4 Pa
2.04E4 Pa
2.57E4 Pa

  1. user:Clockworks