What is the average force acting on the ball
A coach is hitting pop flies to the outfielders. If the baseball (m = 145 g) stays in contact with the bat for 0.04 s and leaves the bat with a speed of 50 m/s, what is the average force acting on the ball?
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Describe how de CPU, using the first four registers listed in this problem, can achieve I/O with the Teletype.
A mass-spring system oscillates with an amplitude of 6.00 cm. If the spring constant is 251 N/m and the mass is 495 g, determine the mechanical energy of the system.
Each with a charge of -0.029 C and separated by a distance of 8 m. What is the electric force that these objects exert on one another?
There are a tree species (Meliosma squimulata) in Nanjenshan plot, above is the distribution position Please draw the distribution map in excel (10%), and use any method you choose to analyze the spatial pattern of the species. (The plot size is 3 ha
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How restriction enzyme do hydrolysis of phosphodiester bond
Write an application in C# (it must include GUI as well as at least one user-defined class) that computes the fee for parking a car in a parking garage.
Explain the three general sources of security threats, and five types of security losses.
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