The resistance of a 100 W, 200 V lamp is
a) 100 ohm
b) 200 ohm
c) 400 ohm
d) 1600 ohm
Answers
Answered by
7
Answer:
c) 400 ohm
Explanation:
P=V²/R
R=V²/P
=. 200x200/100
= 200x2
==400Ω
Answered by
6
Answer:
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