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Solar Power

Solar power is the conversion of solar energy into electricity or thermal energy, either by indirectly using concentrated solar power or directly using photovoltaics – the use of solar panels which consist of various cells made of photovoltaic material.

3,946 Questions

How does a buzzer change electrical energy to sound energy?

A buzzer uses an electromagnet that is rapidly turned on and off by an electric current. This causes the electromagnet to move a metal diaphragm back and forth rapidly, which creates sound waves in the air. Sound energy is produced as a result of the vibrating diaphragm.

What type of materials are used in photovoltaic?

Photovoltaic cells are typically made using materials like silicon, cadmium telluride, or copper indium gallium selenide. These materials are chosen for their ability to convert sunlight into electricity effectively. Additionally, other components such as glass, metal, and plastic are used in the manufacturing of solar panels to protect the cells and provide structural support.

When water wind and solar energy can be replenished over relatively short time spans what is that called?

That is called renewable energy. These energy sources rely on natural resources that are continuously replenished, such as sunlight, wind, and water, making them a more sustainable and environmentally friendly option compared to non-renewable sources like coal or oil.

What you a disadvantage of using solar cells as an energy source?

The main disadvantage is that it is only works fully in direct sunlight, so you need another source of power, like battery power or a connection to the public power supply, when the sun goes in.

Is sunlight a stimulus?

Sunlight can be considered a stimulus because it is a source of energy that triggers responses in living organisms. For example, sunlight can stimulate plants to photosynthesize and grow, while in humans, exposure to sunlight can trigger the production of vitamin D in the skin.

What temperature does pine start to smolder at?

Pine wood typically starts to smolder around 570°F (299°C). This temperature is lower than the point of combustion, which is around 1,000°F (537°C).

In windmills or Solar electricity produce is dependent on flow of wind or Intensity of sunlight then how you get constant or regulated electricity at home?

In most cases the windmill generator and/or solar power system will be connected to a bank of deep cell batteries.

This enables you to store the electricity generated to use when you need it or at times of low wind/solar output.

Should you wish to find answers related to windmill generators please check the related link below.

In larger systems, these sources are connected to fossil fuel plants that idle until the demand is asked of them. The fossil fuel plants energy is not considered in the overall production of Green Houses gases, even though they run. Wind Systems produce roughly 8 to 10% of rated power when running and run roughly 50% of the time. Overall, most wind and solar systems are not capable of producing the energy it required to build them. That means they are costing energy and produce zero carbon emission reductions. In fact, they increase the overall production when you factor in what it took to build the system and the CO2 from plants that idle to make up for wind and solar variations. It just feels good, and that is important.

How is water used to harness the sun's energy?

Sun radiation makes sea water hot, which then evaporates and becomes clouds, some clouds go over land and condense producing rain thus producing rivers which we harness using electric generators.

How can you make solar cells for electricity from solar cells for heating?

To convert solar cells for heating into ones for electricity, you would need to incorporate a material that can convert sunlight into electricity, such as silicon. You would also need to add electrical connections and wiring to collect and transfer the generated electricity. Finally, ensure that the solar cells are properly oriented towards the sun for optimal electricity production.

How much energy does the sun burn?

The sun burns around 600 million tons of hydrogen per second through nuclear fusion, converting it into helium and releasing energy in the process. This energy output is equivalent to about 4 million tons of matter converted into energy every second, as described by Einstein's famous equation E=mc^2.

Is solar energy a useable energy?

Yes, solar energy is a usable form of renewable energy that comes from the Sun. It can be converted into electricity using solar panels or used for heating purposes through solar thermal systems. Solar energy is a clean and sustainable alternative to fossil fuels.

What are the things that run in solar energy?

Solar energy can power a wide range of things, including homes, buildings, appliances, vehicles, and even entire communities. It is commonly used to generate electricity for lighting, heating, cooling, and running electronic devices. Additionally, solar energy can be stored in batteries for use during times when the sun is not shining.

Is solar power heat or light?

Solar power primarily comes from sunlight, which is a form of electromagnetic radiation that includes both heat and light. Solar panels can convert this sunlight into electricity by absorbing the light component of the radiation and converting it into electrical energy.

How much energy does a power plant consume while producing energy?

The amount of energy a power plant consumes while producing energy varies depending on the type of power plant and its efficiency. Overall, power plants typically consume a significant amount of energy to operate their machinery, cooling systems, and other processes. Some of this energy is converted into electricity, while some is lost as waste heat.

How does solar energy create convection currents?

As the suns rays hit the solar panel and heats up, the air or liquid heats up and becomes less dense so it rises, this now leaves the dense cool air to heat up which is lower since cool air doesn't rise. The sun heats up the cool air or liquid (usually solar panels are used to heat up hot water tanks) and this rises also, this has now made a 'convection current', the liquid will continue this convection current until its all at the same temperature. Solids do not go through convection current because the particles are closely packed and don't move because they have a definite shape.

How much heat in a solar heater in kilowatts-hours do they produce?

The amount of heat produced by a solar heater can vary depending on factors like sunlight intensity and system efficiency. On average, a solar water heater may produce around 1-3 kilowatt-hours (kWh) of heat energy per day. It is important to note that this can fluctuate based on weather conditions and design of the system.

If a battery has 100 amp hours at 12 volts dc how many amp hours will it have with a 120 volt ac inverter connected?

The amp hours capacity of a battery remains the same whether it is connected to a 12-volt DC load or a 120-volt AC inverter. So, the battery would still have 100 amp hours regardless of the inverter voltage.

How is electricity produced without solar energy?

There are many other ways to produce eletricity without solar energy, you have other renewables sources which include wind (wind farms) and water (turbines in water) some dams have water turbines to produce energy.

The rest of our eletricity is produce by burning fossil fuels, there is also nuclear power as well.

Why is the pipe inside the solar panel black?

The pipe inside the solar panel is usually painted black because black is a good absorber of sunlight and helps to transfer heat more efficiently. The dark color helps to increase the effectiveness of heat transfer from the sun to the fluid circulating inside the pipe, which is then used to heat water or another medium in the system.

Which part of the sunlight makes solar cooker hot?

The visible and ultraviolet parts of sunlight are mainly responsible for making a solar cooker hot. These wavelengths are absorbed by the material of the cooker, which converts the light into heat energy, thereby heating up the interior of the cooker.

How much of UK electricity is solar power?

  • It can be produced directly by the photoelectric effect. This is low-voltage power. For power plants that will produce large amounts of electricity a different technique is used. Mirrors focus the...
  • Thanks for asking, I'm good at 'Green' questions. Solar Power can power almost anything. T.V's Heat Up water. (Like in the shower or something.) Cooker Washing machine lights. You name it! Ask about...

(From here, though, I must tell you that it looks like you're better at answering

questions than you are at reading them. You never came anywhere near

answering this one. The question asks "How much ...", but you address "How ...".)

What is the term of a type of cell that converts the suns energy into electrical energy by releasing electrons from silicon?

This is known as a Photovoltaic (PV) Cell. Energy from the sun is released as packets of energy known as photons. When these particles strike the silicon surfaces inside PV cells, they excite the electrons in the silicon, causing some to be released in the form of electricity. Hope this helps! Screw her right in the butt!

How is electricity generated from solar panels?

Solar-thermal technologies are, more or less, a traditional electricity generating technology. They use the sun's heat to create steam to drive an electric generator. Parabolic trough systems, like those operating in southern California, use reflectors to concentrate sunlight to heat oil which in turn creates steam to drive a standard turbine.

How is solar energyy easily renewed?

Solar energy is easily renewed because the sun is a virtually inexhaustible source of energy that continuously shines on the Earth. Solar panels capture this sunlight and convert it into electricity without depleting the sun's energy reserves. This process is sustainable and does not contribute to the depletion of natural resources.