Terminal Velocity 3. Given: Atmospheric pressure = 101.3 kPA Air density = 1.20 kg/cubic meter Size of rain droplet; 0.6mm Temperature = 20 deg. C a. b. Determine; c. The force due to gravity and buoyant force in N. What is the drag force in N if the rain drop is in state of equilibrium? Consider vertical forces only If the temperature becomes 30 deg C (density varies), compare the terminal velocity, make a conclusion. Use drag coefficient same with 30 deg C.

Terminal Velocity 3. Given: Atmospheric pressure = 101.3 kPA Air density = 1.20 kg/cubic meter Size of rain droplet; 0.6mm Temperature = 20 deg. C a. b. Determine; c. The force due to gravity and buoyant force in N. What is the drag force in N if the rain drop is in state of equilibrium? Consider vertical forces only If the temperature becomes 30 deg C (density varies), compare the terminal velocity, make a conclusion. Use drag coefficient same with 30 deg C.

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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Pressure and Stress

Question

Terminal Velocity
3. Given:
Atmospheric pressure = 101.3 KPA
Air density = 1.20 kg/cubic meter
Size of rain droplet; 0.6mm
Temperature = 20 deg. C
Determine;
The force due to gravity and buoyant force in N.
What is the drag force in N if the rain drop is in state
of equilibrium? Consider vertical forces only
c.
If the temperature becomes 30 deg C (density
varies), compare the terminal velocity, make a
conclusion. Use drag coefficient same with 30 deg
C.
d. If the diameter of rain drop is 2.0 mm, compare the
terminal velocity, make a conclusion.
a.
b.

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Step 1: Given:

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Step 2: a) Calculation of Force due to Gravity and Buoyant Force

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Step 3: b) Calculation of Drag Force

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Step 4: c) Terminal Velocity if temperature becomes 30 degree

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Step 5: d) Comparison of terminal velocity if diameter of raindrop is increased.

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