The magnitude of the impulse delivered to the ball

Reference no: EM1311645

Q1. A rotating cylinder about 16 {rm km} long and 6.8 km in diameter is designed to be used as a space colony. With what angular speed should it rotate so that the residents on it will experience the same acceleration due to gravity as on Earth?

Q2. A 0.127 kg baseball is thrown with the speed of 15.1 m/s. It is hit straight back at the pitcher with a ?nal speed of 16.5 m/s. What is the magnitude of the impulse delivered to the ball?

Reference no: EM1311645

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