Question

Multiple choice test
1. Which of the following statements about pressure is correct?
A) It is directly proportional to the force and the surface.
B) It is inversely proportional to both force and surface.
C) It is directly proportional to the force and inversely proportional to the surface.
D) It is directly proportional to the surface and inversely proportional to the force.

2. A force of 600 N, applied perpendicularly to a surface of 300 cm2, exerts a pressure of:
A) 2 × 104 Pa
B) 300 Pa
C) 5 × 10-5 Pa
D) 18 Pa

3. Pascal's principle concerns:
A) the dependence of the pressure on the depth of the fluid.
B) the upward thrust that receives a body immersed in a fluid.
C) the floating conditions of the bodies on the surface of the fluids.
D) the transmission of pressure unchanged in all directions.

4. Which of the following statements about Stevin's law is wrong?
A) The pressure is directly proportional to the density of the fluid.
B) The pressure is directly proportional to the height of the fluid.
C) The pressure is directly proportional to the volume of the fluid.
D) The pressure is directly proportional to the acceleration of gravity.

5. If a diver in a lake (dH2O = 1000 kg / m3) is subjected to a pressure of 10 atmospheres (leaving out atmospheric pressure), we can deduce that it is located at a depth of:
A) 1000 m
B) 10 000 m
C) 100 m
D) 50 m

Answer 1

B B C D D is the answer

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