Products related to Light:
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Renewable Energy
Renewable Energy
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The Renewable Energy Home Handbook
The Renewable Energy Home Handbook
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Solar Powered Energy Pendant Light E27 Outdoor Lamp Sensitive Light IP65 Water Resistance type 1
In accordance with the latest industrial style decoration, this chandelier lamp is a perfect lighting souce for you. Its' modern shape, rotatable solar panel, and long working time will enhance your living space. Features: Its' power supplied by sunlight in the daytime with solar panel and preserves power for night, giving out a light with built-in lithium battery. Intelligent discharge control, automatic control of brightness to ensure the working hours under different weather conditions. 3 gear shift switch (OFF/1/2), 1 & 2 gear stands for high-low lighting mode, first 6 hours for 100% brightness, it turn to 25% low light after 6 hours later to ensure sufficient lighting effect. Uses E27 bulb base, it is convenient to replace the bulb, fashionable and beautiful, safe and reliable. Perfect for garden, yard, patio, balcony, landscape etc. Specifications: Types: shed cover(type 1) , cage cover(type 2) (optional) Voltage: 3.7V Power: 0.97W Solar panel: 5V 1.5W polysilicon solar panel Solar panel battery: 1 * 18650 lithium battery 3.7V 2200mAh Bulb base: E27 Light source: LED LED quantity: 1pc Color temperature: 2500-3000K Charging time: 7 hours Working time: 20 hours Luminous flux: 16LM Switch: OFF/1/2 Beam angle: 120° Water resistance: IP65 Cover material: ABS Solar panel size: 114 * 114 mm / 4.49 * 4.49 in Cable length: 3 m Item size: Type 1: 80 * 66 mm / 3.15 * 2.60 in Type 2: 150 * 45 mm / 5.91 * 1.77 in Package size: Type 1: 170 * 150 * 120 mm / 6.69 * 5.91 * 4.72 in Type 2: 170 * 120 * 95 mm / 6.69 * 4.72 * 3.74 in Package weight: Type 1: 455 g / 16.05 ounce Type 2: 409 g / 14.43 ounce Note: Please turn on the switch on the back of the solar panel to make sure that the lamp can be charged effectively in the daytime. Package list: 1 * Lamp 1 * Solar panel 1 * Manual 3 * Screw 3 * Screw stopper 1 * Wire clip 2 * Tie
Price: 37.0 € | Shipping*: 0.0 € -
Solar Energy Lantern Lamp Visual Shadow Intelligent Light Sensor Outdoor Waterproof Lawn Light S hook
A solar energy lamp, intelligent light sensor, the lantern modelling design is artistic, dreamlike light effect. Outdoor waterproof, beautiful decoration and lighting. Features: Amorphous silicon solar panel charging, energy saving and environmental protection. Intelligent light sensor, selfcharging during the day, auto light up at night. Exquisite lantern shape, builtin string light, reflect visual shadows, beautiful lighting. Made of alloy material, anticorrosion and nonrusting, durable as new. IP65 waterproof, not afraind of rain. Multiple scenarios apply, courtyard, resort, the villa, the park, etc. The bottom adpots diamondshaped sharp angle, easy to use, and the lamp pole can be bent at will. Specifications: Material: Alloy Hook Shape: S hook Solar Panel: 5V, 600mA Battery Specifications: 600mAh 1.2V NiMH battery (included) Light Color: Warm white Switch Type: Push button switch Solar Panel: 18 fast flashing warm white silver wire lights 300mm+ bright warm white lights Working Time: Lighting 78h. Charging 810h Waterproof Function: Waterproof Item Size: 125 * 80mm / 4.92 * 3.15in Mouth Diameter: 70mm / 2.76in Bracket Height: 760mm / 29.92in Package Weight: 517g / 18.24ounces Package Size: 230 * 160 * 120mm / 9.06 * 6.3 * 4.72in Packing List: 1 * Lamp Body 1 * Bracket 1 * Height Adjustment Rod 1 * Solar Panel
Price: 22.69 £ | Shipping*: 0.0 £
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Is solar energy renewable?
Yes, solar energy is renewable because it is derived from the sun, which is a virtually limitless source of energy. The sun's energy is constantly being replenished and will continue to do so for billions of years. This makes solar energy a sustainable and renewable source of power that can be harnessed for electricity generation and other applications.
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Are solar cells light sensors?
Solar cells are not technically light sensors, as their primary function is to convert sunlight into electricity. However, solar cells do respond to light by generating an electric current when exposed to sunlight. This process is based on the photovoltaic effect, where photons from sunlight are absorbed by the solar cell, creating an electric current. So, while solar cells are not designed specifically as light sensors, they do react to light in order to produce electricity.
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What is solar energy and how is it used in solar technology?
Solar energy is the radiant light and heat from the sun that is harnessed using a range of technologies, such as solar panels, to generate electricity or heat water. Solar technology uses photovoltaic cells to convert sunlight into electricity, which can be used to power homes, businesses, and even entire cities. Additionally, solar thermal technology uses the sun's heat to generate steam, which can then be used to drive turbines and produce electricity. Overall, solar energy is a clean and renewable source of power that is increasingly being used to reduce reliance on fossil fuels and combat climate change.
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Which form of renewable energy is more effective: magnetic field or solar?
It is difficult to compare the effectiveness of magnetic field and solar energy as they are used for different purposes. Magnetic field energy is often used in the generation of electricity through devices like magnetic generators, while solar energy is harnessed through solar panels to produce electricity. Both forms of renewable energy have their own advantages and limitations, and their effectiveness depends on factors such as location, availability of resources, and technology. Ultimately, the choice between magnetic field and solar energy depends on the specific needs and conditions of the project or application.
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Space, Energy & Light
Soul Jazz Records has unearthed yet another gem from the sonic vaults with their latest release, "Space / Energy & Light: Experimental Electronic And Acoustic Soundscapes 1961-88 (Yellow Edition)". This eclectic compilation takes listeners on a trippy journey through the experimental sounds of the 60s and 80s, showcasing a range of mind-bending electronic and acoustic compositions. From the otherworldly synth explorations of Delia Derbyshire to the avant-garde compositions of Tod Dockstader, this album is a treasure trove of sonic oddities that will leave your brain feeling pleasantly scrambled. The Yellow Edition adds a splash of colour to the already vibrant collection, with tracks that range from the eerie and atmospheric to the downright bizarre. Tracks like "Space Exodus" by Eddie Warner and "Soviet Spy" by Pierre Boscheron transport listeners to a time when electronic music was in its infancy, while cuts like "African Rhythms" by Jon Keliehor and "Meng Tian" by Michael Chapman showcase the more organic side of experimental music. Whether you're a seasoned aficionado of experimental music or just looking to expand your sonic horizons, "Space / Energy & Light: Experimental Electronic And Acoustic Soundscapes 1961-88 (Yellow Edition)" has something for everyone. So pour yourself a stiff drink, dim the lights, and let the music take you on a wild ride through the weird and wonderful world of experimental soundscapes.
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36LEDs 570mm Solar Powered Energy Outdoor Kettle Light Watering Can Lamp Fairy String Light With standing
This 36 LEDs solar outdoor kettle lamp fairy string light brings your unforgettable memory and adds more festival fun for you. What are you waiting for? Just buy and enjoy. Features: High bright 36pcs eyeprotective flickerfree LEDs with flexible twisted string design can cover a Lr area for creating romantic experience. Attractive watering can design light make you enjoy the shinning light in darkness, joyful and unforgettable, creating warm and romantic feeling for you. Solar powered, bill free and ecofriendly and comes with sensitive light control for darkness and lightoff during, energysaving. Mini size and light weight makes it portable and spacesaving. Comes with stable standing(Optional) for hanging the light as attractive decoration with gorgeous lighting effects. Nice decoration for dining room, bedroom, bar, club, yard, garden, wedding and ideal gift for birthday, different festivals, surprise for your friends and families. Impressing them with this sweet and ingenious present. Specifications: Type: type 1#:(Without standing Only Watering can) type 2#:(With standing & Watering can) Input voltage: 1.2v Power source: Solar powered Light source: LEDs LEDs quantity: 36 Light color: Warm white Control mode: Light control & manual control Cell: 1 * 2v 600mAh rechargeable cell Solar panel: 1 * 5v 600mA polysilicon solar panel Charging hours: 810 hours Working hours: 78 hours Material: Iron Item color: Bronce Watering can size: 230 * 130 * 105mm/ 8.8 *5.1 * 4.1inches (Length * Width * Height) Standing height: 820mm/ 32.3inches Package size: 230 * 160 * 120mm/ 9.1 * 6.3 * 4.7inches (Length * Width * Height) Package weight: Without standing Only Watering can: 393g/ 13.9ounces With standing & Watering can: 573g/ 20.2ounces Note: Please do not soak item into water. Packing list:(Optional) Type: type 1#:(Without standing Only Watering can) type 2#:(With standing & Watering can)
Price: 32.49 € | Shipping*: 0.0 € -
30PCS COB Solar Powered Energy Street Light Outdoor Lamp Sensitive Light Control/ PIR Motion C type
Solarpowered LEDs wall lamp with sensitive light control and PIR motion inductor technology is very practical to use.High reflective shade which provides you high brightness, easy to install. What are you waiting for? Just come and buy. Features: Adopting superb PIR motion seneor technology and light control design, automatically light up when detecting human movement and light off after human left. High conversion solar panel design absorbs sunlight quickly, costsaving, energysaving and ecofriendly. 3 Diverse lighting modes: A. PIR motion inductor light B. PIR motion inductor light+ dim light C. Constant bright mode, meet your different need. Making nice use of superb ABS material for high reflective shade which provides you high brightness and IP44 water resistance design for well performance in bad weather. Builtin 1 * 1200mAh high capacity rechargeable cell for longlasting use and better experience. Flickerfree, antiglare light without strobes and radiation, it can keep your eyes away from exhaustion. Nice for places such as garden, yard and patio etc. Specifications: Type:A: 18 LEDs/ B: 72 COB/ C: 30COB(Optional) Cell: 1 * Builtin 3.7v 1200mAh rechargeable cell Working voltage: 5.5v Consumption2.5 w Light source: LEDs 3 Diverse lighting modes: A. PIR motion inductor light B. PIR motion inductor light+ dim light C. Constant bright mode Light color: White Chargeing hours: 8 hours Working hours: 8 hours Sensing angle: 120 degrees Sensing distance: 35 meters Delay time: 20s Water resistance: IP44 Material: ABS Item size: 227 * 84 * 40mm/ 8.9 * 3.3 * 1.6inches(Length * Width) Item weight: 172g/ 6.1ounces Package size: 228 * 90 * 40mm/ 8.9 * 3.5 * 1.6inches (Length* Width * Height) Package weight: A: 208g/ B: 218g/ C: 205g Notes: 1. Please make sure the light is fully charged under the sunny place especially you do not use it for a long time. 2. In order to improve the chargeing efficiency, please install the solar panel as much as possible towards the direct sunlight. 3. During the day chargeing time, wall lamp will not light. Package List: 1 * Light 1 Bag * Accessories 1 * Base
Price: 22.86 € | Shipping*: 0.0 € -
Renewable Energy Online Course Bundle Alpha Academy Code
Renewable Energy Course Bundle The Renewable Energy Course Bundle is a complete training package designed to introduce beginners to the world of renewable energy and electric vehicles. With two carefully curated courses, this bundle equips learners with the knowledge to get started in the growing fields of solar energy and sustainable transportation. What Courses are included? Renewable Energy Course Bundle consists of Two courses. Renewable Energy and Electric Vehicles Bundle for Beginners C...
Price: 12.00 € | Shipping*: 0.00 €
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How can solar energy be used to generate power for a single light bulb using a solar cell?
Solar energy can be used to generate power for a single light bulb using a solar cell by converting sunlight into electricity. When sunlight hits the solar cell, it creates an electric current through the photovoltaic effect. This electric current can then be used to power the light bulb directly, or it can be stored in a battery for later use. The solar cell captures the sunlight and converts it into usable electricity, providing a clean and renewable source of power for the light bulb.
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Is light energy the same?
No, light energy is not the same. Light energy can come in different forms such as visible light, ultraviolet light, infrared light, and more. Each form of light energy has different wavelengths and frequencies, which can affect how it interacts with matter and how it is perceived by our eyes. Additionally, different sources of light, such as the sun, light bulbs, and lasers, can emit light energy with different characteristics.
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How does light transport energy?
Light transports energy through electromagnetic waves. These waves consist of oscillating electric and magnetic fields that carry energy from one place to another. When light waves interact with matter, such as when they are absorbed by a solar panel or a plant's chlorophyll, the energy they carry can be converted into other forms, such as electrical energy or chemical energy. This ability to transport energy makes light an essential component of many natural and technological processes.
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Why does blue light have more energy than red light?
Blue light has more energy than red light because it has a shorter wavelength. The energy of a photon is inversely proportional to its wavelength, so the shorter the wavelength, the higher the energy. Blue light has a wavelength of around 450-495 nanometers, while red light has a wavelength of around 620-750 nanometers. This means that blue light photons have higher energy levels compared to red light photons.
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