Question

An electrical lamp consumes, 100J of eletric energy in 10s, then the power is
a) 1000 W
b) 100 W
c) 10 W
d) 1 W​

Answer 1

Answer:

10 W

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Answer 2

$\bold{\underline{Given:}}$

$\bold{\purple{W = 100J}}$

$\bold{\purple{t = 10s}}$

$\bold{\underline{Solution:}}$

$\bold{P=\dfrac{W}{t}}$

$\bold{P=\dfrac{\cancel{100}}{\cancel{10}}}$

$\bold{\red{P=10W}}$