Mathematics · Motion in a Straight Line
एक पत्थर को लंबवत ऊपर की ओर फेंका जाता है और वह 22.5 m की ऊंचाई तक जाता है। वस्तु के प्रारंभिक वेग की गणना कीजिए। (g = 9.8 m/s2 लें)
- 128 m/s
- 221 m/s✓
- 314 m/s
- 47 m/s
सही उत्तर देखें
21 m/s
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