Electrical current is flowing through led
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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A 60.0-O resistor is connected in parallel with a 120.0-O resistor. This parallel group is connected in series with a 20.0-O resistor. The total combination is connected across a 15.0-V battery. Find (a) the current and (b) the power delivered to
If the sample was heated to constant weight afterreheating, what is the minimum mass that the sample can have afterthe second weighing? Show how you determined your answer
What is the total magnitude of the magnetic flux ( Phi_initial) through the coil before it is rotated?
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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
Determine the input that produces the largest or smallest output (whichever is apporpriate). State whether the output is largest or smallest. Complete the square where required.
Calculate the molar concentration of oxygen in water at 25 celsius for a partial pressure of 0.22 atm. the henry's law constant for oxygen is1.3 *10 to -3 mol/L*atm
Two positive charges = = 2.0 are located at = 0, = 0.30 and = 0, = -0.30 , respectively. Third point charge = 4.0 is located at = 0.40 , = 0.What is the net force ((a)magnitude and (b)direction) on charge exerted by the other two charges?
Find the quadratic function satisfying the given conditions. The axis of symmetry is the line x=1. The y-intercept is 1. There is only one x-intercept.
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