Physics
Which of the following uses a Non Renewable Energy Source?

Hydro Electric Plant
Tidal Power Plant
Wind Mill Power Plant
Nuclear Power Plant

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Physics
An electron microscope gives higher magnification than an optical microscope, because :

It uses more powerful lenses
The velocity of electron is smaller than that of visible light
The electrons have more energy than the light particles
The wavelength of electrons is smaller as compared to the wavelength of visible light

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