Hydraulics Midterm 1 2025/2026 Exam
Questions with Detailed Verified
Answers (100% Correct Answers) |
Already Graded A+
(T/F) The Hazen-Williams equation can be used with any fluid - 🧠ANSWER
✔✔False
(T/F) The efficiency of a pump is the ratio of the power delivered to the fluid
to the power supplied to the pump - 🧠ANSWER ✔✔True
What will help an engineer determine if fluid flow is laminar or turbulent? -
🧠ANSWER ✔✔Reynolds Number
Minor head loss increases: - 🧠ANSWER ✔✔Exponentially with velocity
(T/F) Darcy-Weisbach is only valid for turbulent flow - 🧠ANSWER ✔✔False
Unlike liquids, gasses are - 🧠ANSWER ✔✔Compressible
Which of the following causes minor losses in a pipe system?
- A segment of old, rough pipe
1
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
, - Cold water
- Elevation differences
- A partially open globe valve - 🧠ANSWER ✔✔A partially open globe valve
A pipe with a Hazen-Williams coefficient Ch=140 is _______ than one with
Ch=100 - 🧠ANSWER ✔✔Smoother
Piping inside a water treatment plant requires a 60° elbow. Computing the
forces to design the pipe restraint is a _______ problem - 🧠ANSWER
✔✔Momentum
Which of the following methods is NOT used for head loss?
- Moody Diagram
- Darcy Equation
- Bingley Equation
- Hazen-Williams Equation - 🧠ANSWER ✔✔Bingley Equation
A flow with a Reynolds number less than _____ is laminar. - 🧠ANSWER
✔✔2,000
2
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
Questions with Detailed Verified
Answers (100% Correct Answers) |
Already Graded A+
(T/F) The Hazen-Williams equation can be used with any fluid - 🧠ANSWER
✔✔False
(T/F) The efficiency of a pump is the ratio of the power delivered to the fluid
to the power supplied to the pump - 🧠ANSWER ✔✔True
What will help an engineer determine if fluid flow is laminar or turbulent? -
🧠ANSWER ✔✔Reynolds Number
Minor head loss increases: - 🧠ANSWER ✔✔Exponentially with velocity
(T/F) Darcy-Weisbach is only valid for turbulent flow - 🧠ANSWER ✔✔False
Unlike liquids, gasses are - 🧠ANSWER ✔✔Compressible
Which of the following causes minor losses in a pipe system?
- A segment of old, rough pipe
1
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
, - Cold water
- Elevation differences
- A partially open globe valve - 🧠ANSWER ✔✔A partially open globe valve
A pipe with a Hazen-Williams coefficient Ch=140 is _______ than one with
Ch=100 - 🧠ANSWER ✔✔Smoother
Piping inside a water treatment plant requires a 60° elbow. Computing the
forces to design the pipe restraint is a _______ problem - 🧠ANSWER
✔✔Momentum
Which of the following methods is NOT used for head loss?
- Moody Diagram
- Darcy Equation
- Bingley Equation
- Hazen-Williams Equation - 🧠ANSWER ✔✔Bingley Equation
A flow with a Reynolds number less than _____ is laminar. - 🧠ANSWER
✔✔2,000
2
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
