Introduction to Fluids
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Question 1 of 7
1. Question
What is a CONTINUUM MEANS or continuous medium?
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Question 2 of 7
2. Question
What is a FLUID?
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Question 3 of 7
3. Question
What is the difference between intensive properties and extensive?
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Question 4 of 7
4. Question
What is specific gravity? How is it related with the density?
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Question 5 of 7
5. Question
What is viscosity?
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Question 6 of 7
6. Question
What is a Newtonian fluid?
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Question 7 of 7
7. Question
A block of 50 x cm x 30 cm x 20 cm that weighs 150 N, must be moved at a constant speed of 0.8 m/s on an inclined surface with a friction coefficient of 0.27.
a) Determine the force F needed to apply in the horizontal direction.
b) If a 0.4 mm thick oil film is applied, with a dynamic viscosity of 0.012 Pa s between the block and the inclined surface, determine the percentage of reduction in the necessary force.
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