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QI a) A ball is thrown vertically upwards with a velocity of 5m/s. What will be the maximum height this ball will reach. b) While playing a fetch game with your dog you notice that when the ball was thrown, the dog accelerates and reaches the ball which was at 10m, in just 3 seconds and then he chews the ball for 2 seconds before he starts walking back with a uniform velocity of 1.5mls. Draw a v-t graph for the same. 9th grade |
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