The current through a lamp decreases by 1%. What is the percentage change in power of lamp?
a) 0.5%
b) 1%
c) 1.5%
d) 2%
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The current through a lamp decreases by 1%. What is the percentage change in power of lamp?
a) 0.5%
b) 1%
c) 1.5%
d) 2%
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Explanation:
The current through a lamp decreases by 1% then percentange change power of the lamp is 2%.
Hence, option D is the correct answer.