What was its initial velocity
A golfer hits a ball , giving it a maximum height of 20 m . If the ball lands 130 m away at the level from which he hit it, what was its initial velocity?(neglect air resistance)
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The pliers shown (in the figure of the book) are used to grip a 0.3-in.-diameter rod. Knowing that two 60-lb forces are applied to the handles, determine (A) the magnitude of the forces exerted on the rod, (B) the force exerted by the pin at A on
Calculate the temperature at which the second state becomes stable. For simplicity you may assume that both the change in S and the change in V are zero over these temperature and pressure ranges.
Explore the effects of compressor pressure ratio (2 to 20 in increments) and mixture ratios (Helium and Xenon) between 0% and 90% by mole fraction of Xenon.
Oil Enters a counterflow heat exchanger at 450k with a mass flow rate of 10 kg/s and exits at 350k. A seperate stream of liquid water enters at 20 C, 5 bar.
If a dielectric material with kappa=3.60 is inserted so that it fills the volume between the plates (with the capacitor still connected to the battery), how much additional charge will flow from the battery onto the positive plate?
Calculate the number of kilograms of hydrogen that pass per hour through a 6.0-mm-thick sheet of palladium having an area of 0.40 m2 at 500°C.
Calculate the factor of safety the designer must have used. The elongation in a 2-in speciman of ASTN No. 40 at failure is approximately 0.5%-1.0%.
The steam at the inlet is 20 bar absolute with superheat of 135 C . The steam at the outlet is 1 bar absolute and 100 C. The velocity of the steam at inlet is 3m/s, and 12 m/s at the outlet.
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