Equivalent resistance of the light string
A string of 22 identical Christmas tree lights are connected in series to a 120 V source. The string dissipates 76 W. What is the equivalent resistance of the light string?
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A capasitor consists of two square plates, 6.5 on a side, separated by a 1.5 air gap. How much energy would be stored in the capacitor if a mica dielectric is placed between the plates? Assume the mica is 1.5 thick (and therefore fills the space b
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One below the horizontal and one above the horizontal. What is the distance between the points where the stones strike the ground?
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