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MEPCO Job opportunities (through NTS)
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Monday, March 30, 2015
shab ee
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Join Date: Jun 2014
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There was one more question in which two options becomes correct:
When the current in the light bulb decreases by 2%, its power decreases by
a. 4% b. 2% c. 8% d. 40%
Solution no 1
P=IV
answer = 2%
Solution no 2
P=(I)(I)(R)
answer = 4%
shab ee
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