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Solve the all parts of given problem:
Problem: A rock is tossed straight up with a velocity of 25m/s. When it returns, it falls into a hole 10m deep.
Part A: What is the rock's velocity as it hits the bottom of the hole?
Part B: How long is the rock in the air, from the instant it is released until it hits the bottom of the hole?
Please provide steps to find the rock's velocity as it hits the bottom of the hole.
Prior to the development of the digital camera, the 35-mm film camera was the norm. The designation "35 mm" refers to the size of the film (screen) on which the image is formed, What must the focal length of the camera lens be
The best leaper in the animal kingdom is thepuma, which can jump to a height of 11.4 ft when leaving the ground at an angle of50°. With what speed, in SI units, must the animal leave the ground to reach that height?
A capacitor can be made from two sheets of aluminum foil separated by a sheet of waxed paper. what is the capacitance of this capacitor
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Three charges, each of magnitude 2 nC, are at separate corners of a square of edge length 6 cm. The two charges at opposite corners are positive, and the other charge is negative. Discover the force exerted with these charges on a fourth charge q = +..
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