Single Answer MCQ
Q-00040429
A light bulb has a resistance of 60 Ω and operates at 120 V. What is the current flowing through the bulb?
1
0.5 A
2
2 A
3
4 A
4
1 A
Answer and Solution
Answer
B. 2 A
Solution:
Using Ohm's Law, I = V/R = 120V/60Ω = 2 A.
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