A cup anemometer consists of two hemispherical cups of 12 cm diameter mounted in opposite directions on a horizontal connecting rod as shown in figure. The attachment rotates about a vertical axis at the middle of the horizontal rod. Assuming zero friction at the bearings, calculate the rotational speed of the anemometer in a wind velocity of 60 km/h. [CD= 1.33 and 0.34 depending on the frontal shape of the hemisphere, p = 1.2 kg/m³]. air M Vo 0 Wind 50 cms N 12 cms Dia
A cup anemometer consists of two hemispherical cups of 12 cm diameter mounted in opposite directions on a horizontal connecting rod as shown in figure. The attachment rotates about a vertical axis at the middle of the horizontal rod. Assuming zero friction at the bearings, calculate the rotational speed of the anemometer in a wind velocity of 60 km/h. [CD= 1.33 and 0.34 depending on the frontal shape of the hemisphere, p = 1.2 kg/m³]. air M Vo 0 Wind 50 cms N 12 cms Dia
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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![A cup anemometer consists of two hemispherical cups of 12
cm diameter mounted in opposite directions on a horizontal
connecting rod as shown in figure. The attachment rotates
about a vertical axis at the middle of the horizontal rod.
Assuming zero friction at the bearings, calculate the
rotational speed of the anemometer in a wind velocity of 60
km/h. [CD= 1.33 and 0.34 depending on the frontal shape of
the hemisphere, p = 1.2 kg/m³].
air
M
V₁
0
Wind
50 cms
N
12 cms
Dia](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Ff4f4865a-ef7d-48b6-9e5b-0e85084b2d7c%2Fa222602d-a50e-4eee-b156-a7bcb59309e1%2Fae7kx9_processed.jpeg&w=3840&q=75)
Transcribed Image Text:A cup anemometer consists of two hemispherical cups of 12
cm diameter mounted in opposite directions on a horizontal
connecting rod as shown in figure. The attachment rotates
about a vertical axis at the middle of the horizontal rod.
Assuming zero friction at the bearings, calculate the
rotational speed of the anemometer in a wind velocity of 60
km/h. [CD= 1.33 and 0.34 depending on the frontal shape of
the hemisphere, p = 1.2 kg/m³].
air
M
V₁
0
Wind
50 cms
N
12 cms
Dia
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