写真素材の検索結果

Battery test circuit

Batteries

Simple circuit to measure volts

Simple circuit to measure volts

Simple light bulb circuit

Digital multimeter

Digital multimeter with lightbulb

Digital multimeter

Digital multimeter

Digital voltmeter

Voltmeter

Simple light bulb circuit

Investigating equipotentials

Conductivity of a salt solution

Conductivity of aluminium

Conductivity of a carbon rod

Conductivity of a glass rod

Conductivity of a metal spoon

Daniell electrochemical cell

Daniell electrochemical cell

Daniell electrochemical cell

Daniell electrochemical cell

Simple circuit to measure amps

Simple circuit to measure amps

Simple circuit to measure amps

Analog multimeter

Battery and steel wool

Potato battery digital clock

Magnetic field from an electric current

HiFi loudspeaker

HiFi loudspeaker

HiFi loudspeaker

Multipurpose meter shunts

Multipurpose meter shunts

Electronic diode

Making batteries from fruit

Making batteries from fruit

Simple circuit with motor

Measuring electromagnetic induction

Conductivity test

電圧計

電圧計

Analog Voltmeter

Lightbulb

Energy saving lightbulb

Energy saving lightbulb

Testing sulphur for conductivity

Coulombmeter

Resistors

Resistors

Resistors

Rheostat

Rheostat

Extension cord isolated on the white background

Extension cord isolated on the white background

Extension cord isolated on the white background

Extension cord isolated on the white background

Extension cord isolated on the white background

Extension cord isolated on the white background

Extension cord isolated on the white background

Zero-centre ammeter

Magnetising a needle

Digital Multimeter

Digital Multimeter

Newton's cradle

電圧計の目盛りのアップ

Displacement experiment

Displacement experiment

Newton's cradle toy

Conductivity test

Supplies for driving force experiment

Close up of a stationary electric motor

Rotating electric motor

Circuit board with capacitors

Electrical transformer coils

Fluid pressure demonstration

Electroscope

Electrometer

Children participating in a science fair

LEDs on circuit board

Anemometer

Investigating resistance of wire

Investigating resistance of wire

Mirror reflecting torchlight

Magnets with a small compass

Magnets

Neodynmium magnets

Neodynmium magnets

Neodynmium magnets

Neodynmium magnets

Neodynmium magnets

Neodynmium magnets

Magnetic repulsion

Magnetic attraction

Dipping magnet in iron filings

Magnetic repulsion

Magnetic field

Bulb resting on steel screw

Electric circuit split into branches

Simple electronic circuit detects water

Reed switch

Digital voltmeter

Yellow zip

Zinc-copper battery

Karl Gauss

Circuit with bulb and switch

Calcium reacting with water, initial stage

Calcium reacting with water, later stage

Silver nitrate test for chlorides

Silver nitrate test for bromides

Silver nitrate test for iodides

Conductivity test

Energy saving bulb with socket

Light Bulb on Red

Assorted batteries

Simple electrical circuit

Energy saving bulb with power meter

Potentiometers

Potentiometers

DC motor commutator end cap

Light-dependent resistor

Light-dependent resistor

Buzzer

Variable resistance box

Electrostatic attraction

Potentiometer jockey

Three-pin electrical plug

Three-pin electrical plug

Three-pin electrical plug

Extension cable and multiple socket

Copper sulphate electrolysis

Ruler vibrating

Timing chip

Timing chips

Timing chips

Gyroscope

Gyroscope balancing on a wire

Gyroscope balancing on a wire

Gyroscope

Gyroscope

Gyroscope balancing on a wire

Gyroscope balancing on a wire

Bourdon pressure gauge

Bourdon pressure gauge

Bourdon pressure gauge

Bourdon pressure gauge

Digital pH meter

Digital stopclock

Digital stopclock

Digital stopwatch

Smoke rings

Smoke ring

Smoke ring

Tap and flowing water

Laboratory pH meter

Assorted LEDs

Assorted LEDs

Assorted LEDs

Laser-operated robotic hand

Photodiode

Photodiodes

Doorbell and internal mechanism

Circuit board with capacitor

Circuit board with LEDS

Buzzer circuit

Conductivity of wood

Faraday's notes on Tatum's lectures, 1810

Magnetic field of lodestone

Magnetic field of lodestone

Energy-saving light bulbs

エコ電池と電気の環境イメージ

Battery recycling

Battery recycling

Parallel circuit with two light bulbs

Bank of Weston cells

Edmond Becquerel

Plasma globe

Plasma globe

Plasma globe

Germany, Munich, Child's drawing in exercise book

Bicycle dynamo

Passing current through steel wool

Passing current through steel wool

Blackpool Tower illuminated

Sparks from a Tesla coil to a bar magnet

Close up of illuminated light bulb

Three shining lightbulbs

Hand holding pear with bulb fitting

Germany, Greetsiel, lightened laterns at sluice

concept image of connected light bulbs in the dark with one lit up representing creative thought and ideas

Lit Light Bulb

Light Bulb

Disused fuse box

Fuel cell in laboratory

太陽光発電

太陽光発電

太陽光発電

Electromagnetic treatment for shoulder injury

Faraday on induction rings, 1831

Michael Faraday, British physicist