City Guilds Model Questions Vol1 2019 Engineering Question 42

Practice objective / multiple choice question 42 from the 2019 City Guilds Model Questions Vol1 Engineering examination.

City Guilds Model Questions Vol1 2019 Engineering Objective / Multiple Choice Medium Difficulty
Question 42 CITY_GUILDS_MODEL_QUESTIONS_VOL1 • 2019 • ENGINEERING • objective

Water flows through a horizontal pipe that narrows from a diameter of \(0.20\) m to \(0.10\) m. The upstream section is \(30\) m long, the narrowed section is \(10\) m long. The volumetric flow rate is \(0.020\) m³ s\(^{-1}\). The friction factor for both sections is \(f = 0.02\). The upstream gauge pressure is \(250\) kPa. Neglect minor losses. Determine the gauge pressure at the downstream end of the pipe.

Answer Options

A. ≈ 250 kPa
Correct Answer B. ≈ 243 kPa
C. ≈ 260 kPa
D. ≈ 235 kPa
Correct Answer
B
Correct Option:
≈ 243 kPa

About This Question

This is City Guilds Model Questions Vol1 2019 Engineering Question 42. It is one of the objective questions from the 2019 City Guilds Model Questions Vol1 Engineering examination.

Difficulty level: Medium .

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