1. What is a fluid? kg [6 marks] 2. A tank is filled with oil with density p = 830; If the volume of the tank is V = 1.01m³ determine the amount of mass in the tank in kilograms. Show your workings. m³ [6 marks] 3. A pipe of diameter 0.18 m has a flow rate of 0.025 m³/s, what is the average velocity in the pipe? Show your workings. [6 marks] 4. The flow rate in a pipe is 1446 litres per minute, what is this in SI units Show your workings. )? [5 marks] 5. The equation below is a simplified form of the continuity equation. dm dt CV Σmin -Σmout The derivative term with respect to time is which of the following: a. The rate of change of the mass within a given control volume b. Always zero by definition c. Zero for transient time dependant flow conditions d. Zero when the mass flow rate coming into the control volume is smaller than the mass flow rate exiting the control volume e. Zero when the mass flow rate entering the control volume is greater than the mass flow rate leaving the control volume Select only one 6. What is a streamline? [6 marks] [6 marks] 7. State Bernoulli's principle, state what are the three forms of energy in Bernoulli's equation and what assumptions are made when we apply Bernoulli's principle to the solution of fluid flow problems. Page 2 of 7 [6 marks]
1. What is a fluid? kg [6 marks] 2. A tank is filled with oil with density p = 830; If the volume of the tank is V = 1.01m³ determine the amount of mass in the tank in kilograms. Show your workings. m³ [6 marks] 3. A pipe of diameter 0.18 m has a flow rate of 0.025 m³/s, what is the average velocity in the pipe? Show your workings. [6 marks] 4. The flow rate in a pipe is 1446 litres per minute, what is this in SI units Show your workings. )? [5 marks] 5. The equation below is a simplified form of the continuity equation. dm dt CV Σmin -Σmout The derivative term with respect to time is which of the following: a. The rate of change of the mass within a given control volume b. Always zero by definition c. Zero for transient time dependant flow conditions d. Zero when the mass flow rate coming into the control volume is smaller than the mass flow rate exiting the control volume e. Zero when the mass flow rate entering the control volume is greater than the mass flow rate leaving the control volume Select only one 6. What is a streamline? [6 marks] [6 marks] 7. State Bernoulli's principle, state what are the three forms of energy in Bernoulli's equation and what assumptions are made when we apply Bernoulli's principle to the solution of fluid flow problems. Page 2 of 7 [6 marks]
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
Related questions
Question
![1. What is a fluid?
kg
[6 marks]
2. A tank is filled with oil with density p = 830; If the volume of the tank is V =
1.01m³ determine the amount of mass in the tank in kilograms. Show your
workings.
m³
[6 marks]
3. A pipe of diameter 0.18 m has a flow rate of 0.025 m³/s, what is the average
velocity in the pipe? Show your workings.
[6 marks]
4. The flow rate in a pipe is 1446 litres per minute, what is this in SI units
Show your workings.
)?
[5 marks]
5. The equation below is a simplified form of the continuity equation.
dm
dt CV
Σmin -Σmout
The derivative term with respect to time is which of the following:
a. The rate of change of the mass within a given control volume
b. Always zero by definition
c. Zero for transient time dependant flow conditions
d. Zero when the mass flow rate coming into the control volume is smaller
than the mass flow rate exiting the control volume
e. Zero when the mass flow rate entering the control volume is greater than
the mass flow rate leaving the control volume
Select only one
6. What is a streamline?
[6 marks]
[6 marks]
7. State Bernoulli's principle, state what are the three forms of energy in
Bernoulli's equation and what assumptions are made when we apply Bernoulli's
principle to the solution of fluid flow problems.
Page 2 of 7
[6 marks]](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F68ce06da-51d0-44c2-b254-5a004314b73f%2Fef5f8c42-0816-469e-846f-ba9f9d16a2bf%2Fhemem6w_processed.png&w=3840&q=75)
Transcribed Image Text:1. What is a fluid?
kg
[6 marks]
2. A tank is filled with oil with density p = 830; If the volume of the tank is V =
1.01m³ determine the amount of mass in the tank in kilograms. Show your
workings.
m³
[6 marks]
3. A pipe of diameter 0.18 m has a flow rate of 0.025 m³/s, what is the average
velocity in the pipe? Show your workings.
[6 marks]
4. The flow rate in a pipe is 1446 litres per minute, what is this in SI units
Show your workings.
)?
[5 marks]
5. The equation below is a simplified form of the continuity equation.
dm
dt CV
Σmin -Σmout
The derivative term with respect to time is which of the following:
a. The rate of change of the mass within a given control volume
b. Always zero by definition
c. Zero for transient time dependant flow conditions
d. Zero when the mass flow rate coming into the control volume is smaller
than the mass flow rate exiting the control volume
e. Zero when the mass flow rate entering the control volume is greater than
the mass flow rate leaving the control volume
Select only one
6. What is a streamline?
[6 marks]
[6 marks]
7. State Bernoulli's principle, state what are the three forms of energy in
Bernoulli's equation and what assumptions are made when we apply Bernoulli's
principle to the solution of fluid flow problems.
Page 2 of 7
[6 marks]
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