An electric bulb is marked 100 W, 230 V. If the supply voltage drops to 115 V, what is the total energy produced by the bulb in 10 min? |
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a) |
30 kJ |
b) |
20 kJ |
c) |
15 kJ |
d) |
10 kJ |
An electric bulb is marked 100 W, 230 V. If the supply voltage drops to 115 V, what is the total energy produced by the bulb in 10 min? |
|||||||
a) |
30 kJ |
b) |
20 kJ |
c) |
15 kJ |
d) |
10 kJ |