Post Utme Noun 2017 Physics Question 37

Practice objective / multiple choice question 37 from the 2017 Post Utme Noun Physics examination.

Post Utme Noun 2017 Physics Objective / Multiple Choice
Question 37 POST_UTME_NOUN • 2017 • PHYSICS • objective

A 100 W incandescent light bulb is connected to a 230 V AC power source. If the bulb is 90% efficient, what is the current drawn from the power source?

Answer Options

A. 0.4 A
Correct Answer B. 0.5 A
C. 0.6 A
D. 0.7 A
Correct Answer
B
Correct Option:
0.5 A

About This Question

This is Post Utme Noun 2017 Physics Question 37. It is one of the objective questions from the 2017 Post Utme Noun Physics examination.

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