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#1 2018-01-05 06:05:32
- shakeel123
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Decibel is a unit of?
Pakistan GK Exams Quizzes MCQs Quizzes Pakistan Scientific Instruments Practice Questions and Answers
Question:
Decibel is a unit of?
Option A):
Light
Option B):
Sound
Option C):
Heat
Option D):
Electricity
Correct Answer is Option B):
Sound
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2018-01-05 06:05:32
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Re: Decibel is a unit of?
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