Electrical Systems Practice Exam

Electrical Systems

Electrical systems are groups of electrical components associated with do some activity. Often the systems are joined with different systems. They may be subsystems of bigger systems and have subsystems of their own.  Inside of each transit vehicle, there are also subsystems, such as the vehicle environment control system.

Skills Required

• Critical thinking. 

• Decisive reasoning. 

• Basic circuit information. 

• Correspondence. 

• Electronic troubleshooting. 

• Association. 

• Numeracy. 

• Imaginative reasoning.

Career Opportunity

• Cardiovascular expert.

• Electrical Assembler.

• Biomedical hardware professional.

• Circuit tester.

• Electrical expert.

• Lineman.

• Electrical foreman.

• Construction chief.

Table of Content

Safety precautions in workshop 

• Safety precautions

• Common Hand Tools –Saw

• Types of saw

Plane

• Types of Plane

• Marking gauge

• Construction

• Wing compass

• Marking tool

Firmer Chisel 

• Parts of a chisel

• Types of chisels

• Firmer chisel

• Bevel-edge firmer chisel

• Paring chisel

• Mortise chisel

• Mallet

• Types and uses of Mallet

• Carpenter’s Hammer

• Pasts of Hammer head

• Holding tool

File

• File specification

• Length

• Cut of file

• Types of cut

• Single cut

• Double cut

• Rasp cut

• Curved cut

• Parts of file

• Tip or point

• Face or side

• Edge

• Heel

• Shoulder

• Tang

• Handle

• Engineer’s steel rule

• Material and sizes of steel rules

• Graduation

• Try square

Hacksaw frame and blade

• Types of hacksaw frames

• Bold frame

• Adjustable frame

• Adjustable frame tubular types

• Hacksaw blades

• Types of hacksaw blades

• All-hard blades

• Flexible blades

• Pitch of the blade

• Pitch of blades

• Setting of the saw

• Staggered set

• Wave set

• Classification of sets

Drill

• Parts of a drill

• Use of a coolant

• Cold Chisel

• Parts of a chisel

• Common types of chisels

Benchvice

• Parts of a benchvice

• Pipe vice

• Open pipe vice

• Outside micrometer

• Vernier caliper

• Graduations and reading of vernier caliper

• Marking media

• Different Market Media

• Jenny caliper

• Punch

• Drilling machine

• Tap and wrench 

Die and die stock

• Uses of  dies

• Types of dies

• Different types of threads

Rivet

• Riveting

• Uses

• Material

• Types of rivets

• Sizes of rivets

• Selection of rivet size

• Method of riveting

• Rivet set

• Spacing of rivets

• Riveted Joint

Screw pitch gauge/Thread gauge 

• Purpose

• Construction features

Tools used for sheet metal work

• SNIPS

• TYPES OF SNIPS(SHEARS)

• Straight snips

• Bent snips

• Soild punch

• Hollow punch

• Pin punches

• Angle steel

• Folding steel

• Folding bar

• ‘C’ clamp/cramp

• Stakes

• Hatchet stake

• Square stake

• Blow-horn stake

• Bevel-edged square stake

• Mallet

• Metal sheet

• Types of sheet

Soldering

• Soldering method

• Soldering iron (soldering bit)

• Types of soldering copper bits