UTILITIES | Plumbing Systems | 20 Questions (MODERATE-CHALLENGING)

PLUMBING SYSTEMS

(20 Questions, Difficulty Level: MODERATE to CHALLENGING)
by Raison John J. Bassig

For Q#1 to Q#3:
Given the installation of a sanitary waste branch as shown below,

UTILITIES | Mechanical Systems | 13 Questions (EASY)

MECHANICAL SYSTEMS

(13 Questions, Difficulty Level: EASY)

by Raison John J. Bassig

Q#1: The typical floor-to-floor height of the mall you designed measures 4.75m. Among the choices below, what is the smallest horizontal length of an escalator can you specify to conform with the National Building Code?

UTILITIES | Electrical Systems | 10 Questions (EASY)

ELECTRICAL SYSTEMS

(10 Questions, Difficulty Level: EASY)

by Raison John J. Bassig

Q#1: Which among the following lamp holders can fit a bulb with a GU10 lamp base?

(Images of lamp holders courtesy of sinolec.co.uk , leds4less.co.uk , buylightfixtures.com , and lightingsolutions.co.ke)

UTILITIES | Plumbing Systems | 10 Questions (MODERATE)

PLUMBING SYSTEMS

(10 Questions, Difficulty Level: MODERATE)

by Raison John J. Bassig

Q#1: Given a 3-storey building with a water closet on the top floor located at a vertical distance of 38-1/2' from the water meter at ground level. The fixture requires 8 psi to operate. If the friction head loss is estimated at 15', what pressure is required to raise the water to the top floor and put the minimum psi for the fixture to be used satisfactorily?

UTILITIES | Mechanical Systems | 12 Questions (EASY-MODERATE)

MECHANICAL SYSTEMS

(12 Questions, Difficulty Level: EASY to MODERATE)

by Raison John J. Bassig

Q#1: In the refrigeration process, identify the characteristic of the fluid passing through the tube within the portion "C" as labelled in the illustration below.

(Image courtesy of Real Refrigeration, Modified)

a. Low Pressure Liquid
b. High Pressure Gas
c. Low Pressure Gas
d. High Pressure Liquid

UTILITIES | Electrical Systems | 16 Questions (EASY-MODERATE)

ELECTRICAL SYSTEMS

(16 Questions, Difficulty Level: EASY to MODERATE)

by Raison John J. Bassig

Q#1: What is the color of light with the shortest wavelength?
a. Orange
b. Yellow
c. Violet
d. Red
e. Blue

UTILITIES | Plumbing Systems | 15 Questions (EASY-MODERATE)

PLUMBING SYSTEMS

(15 Questions, Difficulty Level: EASY to MODERATE)

by Raison John J. Bassig

Q#1: How do you measure the seal of a trap?
a. From crown weir to top of dip
b. From invert to end of trap arm
c. Seal is equal to the pipe diameter and its attached trap
d. From crown weir to bottom of dip