From what height was the ball thrown
A ball thrown horizontally at 26.26 m/s travels a horizontal distance of 38.45 m before hitting the ground. From what height was the ball thrown?
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Fructose, C6H12O6, is a naturally occuring sugar found in honey and many fruit juices. Its molar mass is 180.16 g/mol. A 1.60M solution of fructose in water has a density of 1.109 g/mL at 20degrees C.
A piano has been pushed to the top of the ramp at the back of a moving van. The workers think it is safe, but as they walk away, it begins to roll down the ramp.
Two spheres are launched horizontally from a 1.49-m-high table. Sphere A is launched with an initial speed of 5.2 m/s. Sphere B is launched with an initial speed of 2.99 m/s. What is the time for first sphere to hit the floor? What is the time for
Water (at 4oC) is to be delivered to the top of a ski area for snowmaking purposes. What pump size (in HP) is required to deliver this flow rate?
How much farther did the ball travel on the moon than it would have on earth? For how much more time was the ball in flight
If the pressure at the final state is 300 kPa, determine (a) the temperature and quality of the steam (if mixture) at the final state and (b) the amount of heat lost from the tanks.
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An experimenter has prepared a drug dosge level that she claims will induce sleep for 80% of the people suffering from insomnia. After examining the dosage, we feel that her claim regarding the effectiveness of the dosage is inflated.
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