In the diagram above, a 200 W bulb is lighted by a 240 V a.c mains supply. If 1kwh is sold at N40, the cost of keeping the bulb lighted for a day is?

a

N1,920.00

b

N192.00

c

N19.20

d

N1.92

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Explanation

Correct Option
b

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Discussions (2)

why wasn't the 192 changed to #

I think the answer is 1.92 please

osewaGideon
1 year ago

yes correct

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