How much work did the surroundings do on the projectile
A 1 kg projectile is shot straight up from the earth's surface with a velocity of 100 m/s and reaches a height of 300 m before it reverses course and starts downward. How much work did the surroundings do on the projectile during its upward travel?
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A 1 kg projectile is shot straight up from the earth's surface with a velocity of 100 m/s and reaches a height of 300 m before it reverses course and starts downward. How much work did the surroundings do on the projectile during its upward travel
A fan is used to accelerate quiescent air to a velocity to 12m/s at a rate of 3m3/min. If the density of air is 1.15kg/m3. what is the minimum power that must be supplied to the fan?
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