An incandescent lightbulb is rated at 100 Watts when plugged into a 110 V-rms household outlet. Calculate the resistance of the filament and the rms current
a. 12.2?, 0.91 A (rms)
b. 10?, 1.0 A (rms)
c. 110?, 1.0 A (rms)
d. 121?, 0.91 A (rms)
e. 11?, 1.1 A (rms)
d
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A force of 12 N acts on a 2.0-kg object through a parallel distance of 1.5 m. How much work is done on the object?
Intensity: A certain electromagnetic field traveling in vacuum has a maximum electric field of 1200 V/m. What is the maximum magnetic field of this wave? (c = 3.0 × 108 m/s)
A. 3.4 × 10-4 T B. 4.0 × 10-6 T C. 2.2 × 10-5 T D. 9.6 × 10-6 T E. 8.7 × 10-6 T
Which of the following statements is true?
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