Why does led only light up
The LED will only light up if enough electrical current is flowing through it. The amount of current is given by I = V/R, where V is the potential difference. Why does it only light up when it is pointing in the same direction as the electric field?
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The energy from radiation can be used to cause the rupture of chemical bonds. A minimum energy of 941 is required to break the nitrogen-nitrogen bond in N2.
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The LED will only light up if enough electrical current is flowing through it. The amount of current is given by I = V/R, where V is the potential difference. Why does it only light up when it is pointing in the same direction as the electric fiel
After the reaction was complete, the solid residue (consisting of MgO and the original impurities) had a mass of 18.7693 g. Assum- ing that only the magnesium carbonate had decomposed, how much magnesium carbon- ate was present in the original sam
A 60.0 ohm resistor is connected in parallel with a 120.0 ohm resistor. This parallel group is connected in series with a 20.0 ohm resistor. The total combination is connected across a 15.0-V battery. Find (a) the current and (b) the power deliver
The oxygen atom of water pulls electron strength from the hydrogen atoms toward itself, leaving it with a partial positive charge and the hydrogen atoms with partial negative charges.
A satellite in Earth orbit has a mass of 108 kg and is at an altitude of 1.99 106 m. What is the potential energy of the satellite-Earth system?
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