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Q1. | If reference sound pressure P_{0} is 2 x 10^{-5} N/m^{2}, a sound pressure of 90 dB is equal to |

A. | 0.632 N/m^{2} [Correct Answer] |

B. | 0.707 N/m^{2} [Wrong Answer] |

C. | 0.835 N/m^{2} [Wrong Answer] |

D. | 0.925 N/m^{2} [Wrong Answer] |

View Answer
Explanation:-
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