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WorksheetsElectronics - basics
Total questions: 20
Worksheet time: 12mins
Which number shows the coil in this relay?
1
2
3
4
What is it?
fuse
relay
light bulb
Keys
instrument cluster
Can only let you what speed your going
Several different gauges and warning lights mounted in it
A place to keep paperwork
Shows you what's playing on the radio and Back up camera
If the switch is closed, the lamp is turned off.
What type of relay is this?
Changeover relay.
Normally-open (NO) contact relay.
Normally-closed (NC) contact relay.
This symbol Ω represents wattage
True
Fales
Which ones are electrons?
1
2
3
Which meter is connected to measure the current through the lamp?
1
2
All three stand for Amperage
A
I
Current
True
Fales
Which parts of an atom are negatively charged?
Electrons
Protons
Neutrons
What is true regarding this atom?
This atom has a neutral charge.
This atom has a positive charge.
This atom has a negative charge.
Which number shows the soft-iron core in this relay?
1
2
3
4
What is the unit for resistance?
Ampere
Ohm
Volt
What side of the battery do you remove first?
positive
negative
Which number is the test socket you would measure Current up to 10A
1
2
3
4
What is true regarding this atom?
This atom has a neutral charge
This atom has a negative charge
This atom has a positive charge
What is a symbol for voltage?
V
I
R
What type of signal does the current clamp send to the multimeter?
A current in the Milliamperes (mA) scale.
A voltage in the millivolts (mV) scale.
A current in the amperes (A) scale.
A Voltage in the volts (V) scale.
True or Fales
The diagram below shows a 12 V battery.
(a)
Yes or no
If you were to remove lamp 2 from the circuit, what lamp 1 and 3 still be lit?
(a)
What is it?
Parallel Circuit
Multimeter / current clap
Series Circuit
A hat
