Answer:
68 ohm
Explanation:
Output Voltage, Vout = 5 V
Forward voltage, Vf = 3.65 V
Forward current, If = 20 mA = 0.02 A
Let the resistance is R.
Use the formula


R = 67.5 ohm
R = 68 ohm ( approx.)
The answer would be letter choice B
Answer:
436.56 centimeters
Explanation:
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Explanation:
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Answer:
The Light was reflected, b.
Explanation:
If the flashlight was pointed at the mirror, it was reflected because it did not stop on the mirror or go through the mirror or reflect in different ways.