Mohamed Abbas, a science teacher at Senioritis.io

Mohamed Abbas
June 20, 2023
Electrical Engineering

Understanding Electrical Wire Sizing: How to Safely Carry Current as Wire Length Increases

As the length of an electrical wire increases, it may be necessary to:a) Increase the fuse sizeb) Use a different type of conductorc) Decrease fuse sized) Increase...

Mohamed Abbas
June 20, 2023
Electrical Engineering

Choosing the Right Fuse for Motor Circuits: Why Time Delay Fuses are the best option

Fuses serving motor circuits should be:a) Quick blow typeb) Oversized by 2.5%c) Undersized 3.5%d) Time delay type D The correct answer is d) Time delay type. Motor...

Mohamed Abbas
June 20, 2023
Electrical Engineering

Detect and Fix Short Circuits: The Role of Ohmmeter in Electric Motor Maintenance

Which meter is used to determine if the windings on an electric motor have shorted?a) Voltmeterb) Ammeterc) Ohmmeterd) Wattmeter C The meter that is generally used to...

Mohamed Abbas
June 20, 2023
Electrical Engineering

Maximizing Accuracy: Utilizing Inline Ammeters to Measure Current Flow

An Inline Ammeter is connecteda) In parallel with the load being checkedb) In series with the load being checkedc) Across the loadd) With the system power off...

Mohamed Abbas
June 20, 2023
Electrical Engineering

Choosing the Right Wire for Damp Locations: Benefits and Drawbacks of NMW, NMD, LVT, and BX Wires

Which of the following types of wire must be used in damp locationsa) NMDb) LVTc) NMWd) BX C The type of wire that must be used in...

Mohamed Abbas
June 20, 2023
Electrical Engineering

Choosing the Best Electrical Wire for Indoor Installations: Benefits of Non-Metallic Sheathed Wire (NMW)

When a new appliance is to be installed in a typical residential basement and the supply wiring to it is to be concealed, which of the following...

Mohamed Abbas
June 20, 2023
Electrical Engineering

Optimizing Electrical Safety: The Importance of Placing Safety Switches Above Loads on Ladder Diagrams

On an electrical ladder diagram, the safety switches are typically drawna) To the left of the loadsb) Below the loadsc) Above the loadsd) To the right of...

Mohamed Abbas
June 20, 2023
Organic Chemistry

The Importance of Isomerism in Chemistry: Structural, Geometric, and Stereo Isomers Explained

What is an isomer? nan An isomer is a molecule that has the same molecular formula as another molecule but with a different arrangement of its atoms...