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| Q. |
Human ear responds to intensities in range - |
| A. | 10-12Wm-2 to 1Wm-2 |
| B. | 15Wm-2 to 18Wm-2 |
| C. | 108Wm-2 to 2Wm-2 |
| D. | 10-3Wm-1 to 10-6Wm-1 |
| Answer» A. 10-12Wm-2 to 1Wm-2 | |
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Explanation: The human ear has an incredibly large range, being able to detect sound intensities from 1 x 10-12 W/m2 to 1 W/m2. |
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