On a roof are panels of silicon chips that face the sun. They are called photovoltaic chips.
silicon solar panels that convert light energy to electrical energy. they are known as photo diodes
i really dont know
You could be a Solar electrical panel made up of many solar cells converting our Sun's radiant light energy into electricity.
By converting it to electrical energy and then chemical energy through photovoltaic cells and storing in some form of battery or capacitor.
A thing is not energy, it can possess energy. In this case the light, being on, is converting electrical energy to heat and light. The person switching it on, and the switch while it is moving, have kinetic energy.
Photo - photon of light energy. Volt - unit of electrical potential. Put these together with the suffix aics and you have the word photovoltaics which are devices for converting light energy to electrical energy directly, usually called Solar Cells.
Because they use electrical energy to produce mechanical energy or heat energy
but i think you are talking about efficiency of conversion of energy. Various energy-converting systems have different efficiencies. For example, a CFL or fluorescent bulb is more efficient at converting electrical energy to light than an incandescent bulb.
Using up energy is basically converting energy from its original form to such a form in which it becomes useless or it is converted to less usable form. FOR EXAMPLE - When you use electricity to light a bulb. electrical energy is converted to heat energy which is in turn converted to light energy. Now you cannot get back heat energy from that light and hence you cannot get back electrical energy. So here electrical energy is converted to such a form in which is cannot be used further. It is said to be used
Using up energy is basically converting energy from its original form to such a form in which it becomes useless or it is converted to less usable form. FOR EXAMPLE - When you use electricity to light a bulb. electrical energy is converted to heat energy which is in turn converted to light energy. Now you cannot get back heat energy from that light and hence you cannot get back electrical energy. So here electrical energy is converted to such a form in which is cannot be used further. It is said to be used
TV- Electrical energy to light and sound energy Radio and stereo - Electrical energy to sound energy Fan- electrical energy to mechanical energy Toaster - Electrical energy to heat energy Light bulb- Electrical energy to Light energy Battery or cell - Chemical energy to electrical energy
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