Basic Electricity 10 Hour - Part 1 Issue: US140/10/2a-IQ-0402A Copyright 2004,. No part of this Publication may be adapted or reproduced in any material form, without the prior written permission of. Written by: LJ Technical Dept
Assignment 1 Producing Electricity Label the parts of the Basic Electricity trainer. Write down different methods of producing electricity. 1)... 2)... 3)... 4)... 5)... 6)... 7)... 8)... SW1.1
Assignment 2 Electrical Safety Write down the safety tips for staying safe while working with electricity. 1)... 2)... 3)... 4)... 5)... 6)... Write down your score for the Yard and Workplace environments. Yard Score =... Workplace Score =... Assignment 3 The Electrical Switch Sketch the room lighting circuit in the space provided. SW1.2
Describe how the room lighting circuit operates. Car horn circuit Horn Push-to-make switch 12V Battery Describe how the car horn circuit operates. Draw the schematic diagram of the room lighting circuit and the circuit symbols in the space provided. SW1.3
Complete the block diagram of the lamp circuit. Assignment 4 Connecting Electrical Devices in Series On the following diagrams, complete the current readings at the positions indicated. amps amps Lamp 1 Lamp 2 amps amps SW1.4
amps amps Lamp 1 Lamp 2 amps amps Enter the current readings at the positions indicated on the diagram below with the switches closed. ma ma BATTERIES B1 B2 PUSH TO MAKE 1.1 + 1.2 S1 1.13 1.14 1.15 1.16 1.3 _ 1.4 1.5 + 1.6 1.7_1.8 A SWITCHES LAMPS PUSH TO BREAK S2 1.17 1.18 1.19 1.20 1.45 1.46 LP1 1.47 1.48 1.49 1.50 1.51 1.52 LP2 S3 1.21 1.22 1.23 1.24 1.53 1.54 LP3 1.55 1.56 S4 1.25 1.26 1.27 1.28 A 1.31 1.32 1 S5 1.33 1.34 1.29 1.30 2 A A ma ma SW1.5
Complete a description of current in a series circuit. Current through a series circuit... Assignment 5 Voltage Complete the voltage readings for the following circuit: Lamp 1 Lamp 2 SW1.6
Complete the voltage readings for the following circuit. Lamp 1 Lamp 2 Complete the voltage readings for the following circuit with the switches closed. BATTERIES 1.1 + 1.2 SWITCHES PUSH TO MAKE S1 1.13 1.14 1.15 1.16 LAMPS 1.45 1.46 LP1 1.47 1.48 (V1) (Vt) B1 B2 1.3 _ 1.4 1.5 + 1.6 1.7 _ 1.8 PUSH TO BREAK S2 1.17 1.18 1.19 1.20 S3 1.21 1.22 1.23 1.24 S4 1.25 1.26 1.27 1.28 1.31 1.32 1 1.49 1.50 1.51 1.52 1.53 1.54 1.55 1.56 LP2 LP3 (V2) S5 1.29 1.30 1.33 1.34 2 SW1.7
Complete the formula for circuit voltage. Voltage Total = Voltage 1 + Voltage 2 V t = V 1 + V 2 = + Complete a description for voltage in a series circuit. The sum of voltages around a series circuit... SW1.8
Assignment 6 Energy Transfer in Electrical Systems Desk fan circuit Specify the voltage readings on the desk fan circuit. Voltage Variable resistor (10 ohms) Motor (fan) Voltage 12V 12V Complete the block diagram of electrical energy transfer. SW2.1
Assignment 7 Connecting Electrical Devices in Parallel Parallel circuit with 2 branches Switch 2 Lamp 2 Switch 1 Lamp 1 Complete the table to show lamps working in parallel. SWITCH 1 SWITCH 2 LAMP 1 LAMP 2 OFF OFF SW2.2
Parallel circuit with broken link Switch 2 Lamp 2 Switch 1 Lamp 1 Complete the table to show lamps working in parallel with a broken link. SWITCH 1 SWITCH 2 LAMP 1 LAMP 2 Christmas lights circuit Red Yellow Blue Red Yellow Blue Red Yellow Blue Red Yellow SW2.3
Complete the diagram to show a parallel circuit. BATTERIES 1.1 + 1.2 SWITCHES PUSH TO MAKE S1 1.13 1.14 1.15 1.16 LAMPS 1.45 1.46 LP1 1.47 1.48 B1 1.3 _ 1.4 PUSH TO BREAK S2 1.17 1.18 1.19 1.20 1.49 1.50 1.51 1.52 LP2 B2 1.5 + 1.6 1.7 _ 1.8 S3 1.21 1.22 1.23 1.24 S4 1.25 1.26 1.27 1.28 1.31 1.32 1 1.53 1.54 1.55 1.56 LP3 S5 1.29 1.30 1.33 1.34 2 Complete the table to show lamps working in parallel. SWITCH S3 SWITCH S4 LAMP LP1 LAMP LP2 Assignment 8 Measuring Currents in Parallel and Series Circuits Draw the circuit diagram and schematic diagram of the parallel circuit. SW2.4
Complete the table to show current readings from around the parallel circuit. SWITCH 1 SWITCH 2 CURRENT 1 CURRENT 2 CIRCUIT CURRENT Draw the circuit diagram and schematic diagram of the branching parallel circuit. Complete the table to show current readings from around the branching parallel circuit with the switch closed. CURRENT 1 CURRENT 2 CURRENT 3 CIRCUIT CURRENT SW2.5
Complete the diagram with current readings at positions 1 to 9. 1 4 7 2 3 4 1 2 3 5 6 8 5 6 7 8 9 9 9V Complete the table to show current readings from around a parallel circuit. SWITCH S3 SWITCH S4 CURRENT (A1) CURRENT (A2) CIRCUIT CURRENT Write a conclusion about current flow around a parallel circuit............ SW2.6
Assignment 9 Measuring Voltage in a Parallel Circuit Complete the diagram with the voltage measurements with the switches closed and open. Switch 2 Lamp 2 Switch 2 Lamp 2 Switch 1 Lamp 1 Switch 1 Lamp 1 Switches closed Switches open Series Circuit SW2.7
Complete the diagram with the voltage measurements. BATTERIES 1.1 + 1.2 SWITCHES PUSH TO MAKE S1 1.13 1.14 1.15 1.16 LAMPS 1.45 1.46 LP1 1.47 1.48 B1 1.3 _ 1.4 PUSH TO BREAK S2 1.17 1.18 1.19 1.20 1.49 1.50 1.51 1.52 LP2 B2 1.5 + 1.6 1.7 _ 1.8 S3 1.21 1.22 1.23 1.24 S4 1.25 1.26 1.27 1.28 1.31 1.32 1 1.53 1.54 1.55 1.56 LP3 S5 1.29 1.30 2 1.33 1.34 Write a conclusion about voltage measurements across parallel branches of a circuit.......... Assignment 10 Electrics for an Aquarium Complete the table with measurements from your experimentation. Component Required Voltage (V) Measured Voltage (V) Lamp Heater Motor SW2.8
Complete the diagram with your correct working circuit. BATTERIES 1.1 + 1.2 SWITCHES PUSH TO MAKE S1 1.13 1.14 1.15 1.16 LAMPS 1.45 1.46 LP1 1.47 1.48 B1 1.3 _ 1.4 PUSH TO BREAK S2 1.17 1.18 1.19 1.20 1.49 1.50 1.51 1.52 LP2 B2 1.5 + 1.6 1.7_1.8 S3 1.21 1.22 1.23 1.24 S4 1.25 1.26 1.27 1.28 1.31 1.32 1 S5 1.33 1.34 1.29 1.30 1.53 1.54 1.55 1.56 LP3 HEATER AND THERMOSTAT 1.77 1.78 GENERATOR / MOTOR 1.9 1.10 2 1.79 1.80 1.81 1.82 1.83 1.84 1.11 1.12 1.85 1.86 SW2.9