Find the resistance of a 100w,250v incondicent lamp
Answers
Answered by
2
Answer:
650
Explanation:P=V²/R
100=250×250/R
R=250×250/100
R=25×25
R=625
Answered by
0
Answer:
Explanation:
Given that
Power (P) = 100W
Potential difference (V) = 250V
P=VI
= V(V/R)
= V²/R
R = V²/P
= 250*250 / 100
R = 625Ω
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