Copper is mainly used for conducting electricity because its electrical resistance is low. This low resistance allows for efficient transmission of electrical current with minimal energy loss, making copper an ideal material for electrical wiring and components in various applications.
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To stay safe during an uneven lightning strike while in a car, close the windows and remain inside. A car acts as a Faraday cage, distributing the electric charge around its exterior, protecting occupants from lightning. Do not open windows, ...
Photon is the basic unit/quantity of light. It is a discrete packet of electromagnetic energy that exhibits both particle-like and wave-like properties. Photons carry specific amounts of energy depending on their frequency, and they are fundamental to various phenomena in ...
The fisherman should aim directly below where the fish is visible. This compensates for the refraction of light at the water’s surface, which makes the fish appear higher than its actual position. By aiming below, the spear’s path will align ...
A swimming pool appears deeper than its actual depth due to refraction. When light travels from water to air, it bends away from the normal, making objects underwater appear higher and deeper than they actually are when viewed from above ...