(a) What is the resistance of a lightbulb that uses an average power of 75.0 W when connected to a 60.0-Hz power source having a maximum voltage of 170 V? (b) What If? What is the resistance of a 100-W bulb?
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0 W. Given: Average power, P = 75.0 W Frequency, f = 60.0 Hz Maximum voltage, V = 170 V Show more…
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(a) What is the resistance of a lightbulb that uses an average power of 75.0 $\mathrm{W}$ when connected to a 60.0 $\mathrm{Hz}$ power source having a maximum voltage of 170 $\mathrm{V}$ ? (b) What If? What is the resistance of a $100-\mathrm{W}$ lightbulb?
(a) What is the resistance of a lightbulb that uses an average power of 75.0 W when connected to a 60.0 - Hz power source having a maximum voltage of 170. V? (b) What is the resistance of a 100. - W lightbulb?
Pritesh R.
(I) $(a)$ Determine the resistance of, and current through, a 75-W lightbulb connected to its proper source voltage of 110 $\mathrm{V}$ . (b) Repeat for a $440-\mathrm{W}$ bulb.
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