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43. The distance between consecutive crest and trough of a wave is 10cm. If the speed of wave is 200cm/a. Then the time period of wave is 1. 0.01 s 2. 0.2 s 3. 0.02 s 4. 0.1 s |
| Answer» 43. The distance between consecutive crest and trough of a wave is 10cm. If the speed of wave is 200cm/a. Then the time period of wave is 1. 0.01 s 2. 0.2 s 3. 0.02 s 4. 0.1 s | |