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WorksheetsELECTRICAL SYSTEM OF TRACTORS
Total questions: 25
Worksheet time: 13mins
What is a current ?
Movement of free protons
Movement of free electrons
Movement of free neutrons
Flow of a liquid
What is the unit of current ?
ohm
Voltage
Ampere
Watt
What is voltage ?
Current consumption
Amount of resistance in the circuit to oppose electron flow
Continuous movement of free electrons through a circuit
The force motivating electrons to "flow" in a circuit
What is Resistance ?
A state of an electrical circuit being completely connected and able to conduct current.
The ability to oppose electron flow.
Force motivating electrons to "flow" in a circuit
Measure of the resisting power of a specified material to the flow of an electric current.
What is Continuity ?
Information in the form of signals
a state of an electrical circuit being completely disconnected and able to conduct current
Continuity is the presence of a complete path for current flow
To avoid over charging of the battery
What is the symbol of resistance ?
V
Ω
A
Q
What is a Digital Multi-meter?
A measuring instrument used to measure the current in a circuit.
An instrument used for measuring electrical potential difference between two points in an electric circuit.
A device which measures AC / DC voltage, resistance, and current in an electric circuit.
An electromechanical instrument used for detecting and indicating an electric current.
Which meter used for checking the battery gravity ?
Voltmeter
Ammeter
Galvanometer
Hydrometer
How many watts is a starter motor ?
2.5 Watt
1.5 Watt
0.5 Watt
1.25 Watt
How many cells are present in a tractor battery and how much voltage does each cell have ?
6 cell, 2.2 Voltage each
13 cell, 4.2 Voltage each
8 cell, 2.1 Voltage each
2 cell, 1.1 Voltage each
What is the specific gravity of a fully charged battery ?
1.265-1.275
1.325-1.435
1.525-1.435
1.150-1.175
Why don't we suggest using grease on battery terminal ?
Grease is a bad conductor
Grease is a good conductor
Grease protect the battery terminals from dust
For better lubrication
Which of the following is the cause of a not charging tractor battery ?
Excessive of petroleum jelly is applied on battery terminals
Lights are switched ON
Battery terminal are tightened very much
Engine fan belt tension is lose
Why should we disconnect the negative battery terminal of the tractor when it is not in use ?
To avoid over charging
Reduce the life of battery
Avoiding the discharging of battery
To avoid damaging the battery terminals
What is the main use of alternator ?
For producing current and convert it from AC to DC current
To convert current from DC to AC current
To adjustment of fan belt tension.
To maintain the flow of current
What is the use starter motor ?
To flow the current into electrical system.
Maintain the voltage fluctuation.
To charge the battery.
Convert electrical energy into mechanical energy and start the engine.
How can we check the continuity if there is no electricity supply ?
By connecting the Multi meter's one thimble on first end of the wire and second on the last end. And if the wire is in good condition then we will hear a beep sound.
with the help of a Hydro-meter
with the help of ammeter
By not changing the wire
Why do we use a battery terminals of shorter length ?
To avoid the battery from being discharged.
To avoid late starting of Engine.
To avoid excessive consumption of current.
To avoid the decrease in the life of battery.
Why fuse gets fused frequently ?
It is a good conductor of electricity
Short circuit in the electrical system by using heavy music system, Low quality of fuse, and additional fog lamps.
By using a heavy fuse wire.
By continuous use of electric lamps.
What is use of electrical neutral safety switch ?
To avoid engine start while the tractor is in gear engage condition.
To avoid fuse wire from being fused.
To avoid overcharging of battery.
To avoid discharging of Battery.
Identify the symbol
(a)
Identify the image
(a)
Identify the image
(a)
Identify the image
(a)
How many fuses are in the fuse box ?
6 + 2
8+ 2
3+6
5+1
