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Multipurpose meter shunts

Multipurpose meter shunts

Voltmeter

Zero-centre ammeter

Simple light bulb circuit

Simple light bulb circuit

Digital voltmeter

Digital multimeter

Digital multimeter with lightbulb

Simple circuit to measure amps

Simple circuit to measure amps

Simple circuit to measure amps

DC motor commutator end cap

Conductivity of a salt solution

Conductivity of aluminium

Conductivity of a glass rod

Conductivity of a metal spoon

Electrostatic attraction

Electronic diode

Conductivity of a carbon rod

Batteries

Clinometer

Bourdon pressure gauge

Bourdon pressure gauge

Bourdon pressure gauge

Bourdon pressure gauge

Timing chip

Timing chips

Timing chips

Resistors

Resistors

Resistors

Variable resistance box

Rheostat

Potentiometer jockey

Rheostat

Light-dependent resistor

Light-dependent resistor

Potentiometers

Potentiometers

Buzzer

Coulombmeter

Battery and steel wool

Testing sulphur for conductivity

Bicycle dynamo

Luminous watch hands

電流計の目盛りのアップ

電流計の目盛りのアップ

Alternating current transformer and ammeter

Battery test circuit

Simple circuit to measure volts

Simple circuit to measure volts

Digital pH meter

Electroscope

Electrometer

Digital stopclock

Digital stopclock

Digital stopwatch

Light dependent resistor

Light dependent resistors

Light dependent resistor

Transistors

Transistors

Linear potentiometer

Rotary potentiometer

Rotary potentiometer

PCB potentiometer

PCB potentiometer

PCB potentiometer

PCB potentiometer

Circuit board with capacitors

Photovoltaic power plant - inverters

Photovoltaic power plant - inverters

Simple electrical circuit

Reed switch

Digital multimeter

Digital multimeter

Daniell electrochemical cell

Daniell electrochemical cell

Daniell electrochemical cell

Daniell electrochemical cell

Soil pH meter

Gyroscope

Gyroscope balancing on a wire

Gyroscope balancing on a wire

Gyroscope

Gyroscope

Gyroscope balancing on a wire

Gyroscope balancing on a wire

Mirror reflecting torchlight

Ruler vibrating

Universal indicator colour range

Universal indicator colour range

Phenolphthalein acid-base indicator

Soil moisture and light meter

Simple circuit with motor

Electrical transformer coils

Magnetising a needle

Close up of a stationary electric motor

Rotating electric motor

Hourglasses

Carbon monoxide alarm

Smoke alarm

Security alarm

Alarm clock

Clock

Animal cell model

Capacitors

Capacitors

Capacitors

Capacitors

Capacitors

Chlorobutane, molecular model

Methanol, molecular model

Chlorobutane, model

Propanol, molecular model

1-chloro-2-methylpropane, molecular model

D-(-) alanine, molecular model

L-(+) alanine, molecular model

Cyclohexane molecule chair conformation

Isopropyl alcohol, molecular model

2-chloro-2-methylpropane, molecular model

(+)-2-Chlorobutane, molecular model

Butanol, molecular model

Model of cyclopentane molecule

Types of resistor

Laboratory glassware

Model of cyclopropane molecule

Tap and flowing water

Anemometer

Fluid pressure demonstration

Conductivity test

Conductivity test

Analog Ammeter

Children participating in a science fair

Laboratory pH meter

Supplies for driving force experiment

Magnetic field from an electric current

Passing current through steel wool

Passing current through steel wool

Americium in smoke detector

Electrolysis of copper sulphate solution

Making batteries from fruit

Making batteries from fruit

Spirit level

Micrometer measuring wire

Micrometer measuring wire

Geometry set

Micrometer measuring ball bearing

Making a reactant solution

Newton's cradle

Light microscope

Light microscope

Light microscope

Human eye model

Human eye model

Human eye model

Human eye model

Human eye model

Human eye model

Hand lens

Simple machines

Simple machines

Simple machine

Slinky spring

Light refracted by a semi-circular block

Straight waves on a ripple tank

Assorted LEDs

Assorted LEDs

Slinky spring

Neodynmium magnets

Neodynmium magnets

Neodynmium magnets

Assorted LEDs

Digital colorimeter

Digital colorimeter with cuvettes

Digital colorimeter with cuvettes

Digital colorimeters with cuvettes

Cross polarized filter

Ultrasound detector

Eye anatomy model

Wave diffraction

Wave interference

Eye anatomy model

Using a 'makeshift' calorimeter

HiFi loudspeaker

HiFi loudspeaker

HiFi loudspeaker

Magnets with a small compass

Magnets

Stretched spring

Stretched spring

Hydrometer

Visible light spectrum

Colourimeter cuvettes with beetroot

Optics of near-sightedness

Optics of camera with no lens

Guitar strings

Guitar strings

Magnetic repulsion