MCQOPTIONS
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| 1. |
Meradona was standing on the cliff, 825 m from the point, from where the gun was fired. After how long he will hear the echo? Speed of sound is taken as 330 m/s. |
| A. | 1 sec |
| B. | 2 sec |
| C. | 4 sec |
| D. | 5 sec |
| Answer» E. | |