Physics
During thunderstorm you are travelling in a car. To protect yourself from the lightning you will have to

Abandon the car and take shelter under a nearby tree
Touch the nearest electric pole
Remain in the car
Get out of the car and lie flat in the ground

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

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

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