23. A touch bulb is rated 2.5 V and 750 mA. Calculate i) its power ii) its resistance iii) the energy consumed. If this bulb is lighted for 3 hours.
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Answer:
a)2.5×0.750=1.875W
b)2.5/0.750=3.3 ohms
c)1.875*3600*3=20250J
Explanation:
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