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One of the mooring lines of USS BOXER (LHD-4) is under a tension of 4500 N and is set into resonance by the vibration of a CHT pump. The line is 30 m long, and has a mass of 601 kg. What is the speed of the wave in m/s? What is the fundamental frequency of the standing wave? What is the wavelength of the 3rd harmonic? What is the period of the 2nd harmonic?
A 5.6-kg bucket of water is raised from a well by a rope. If the upward acceleration of the bucket is 3.8 m/s2, find the force exerted by the rope on the bucket
two movers push horizontally on a refrigerator. one pushes due north with a force of 150 n and the other pushes due
A loundspeaker diaphragm is producing a sound for 2.1 s by moving back and forth in a simple harmonic motion. How many times does the diaphragm move back and forth
The crates are pulled to the right at a constant acceleration 3m⁄s^2 by a horizontal force F. Calculate (a) the magnitude of the force F and (b) the tension in the rope connecting the blocks. Include the free body diagram or diagrams you used.
While taking a walk around your neighborhood, you see a flash of lightning hit the Earth in the distance. How far away did the lightning strike the ground
You are diring a car on a freeway and you happen to be behind a big truck. Estimate the force of the rock on the windshield
A 20.0%u03BCF capacitor is charged by a 160.0-VV power supply, then disconnected from the power, Calculate the oscillation frequency of the circuit
What is the turntables angular speed as the block
A man stands on the roof of a building of height 13.0and throws a rock with a velocity of magnitude 30.0 at an angle of 34.9 above the horizontal. You can ignore air resistance. Calculate the maximum height above the roof reached by the rock.
A daring ranch hand sitting on a tree limb wishes to drop vertically onto a horse galloping under the tree. What must be the horizontal distance between the saddle and limb when the ranch hand makes his move
A 20-N block lifted straight upward by a hand applying a force of 20N has an initial kinetic energy of 16J. What is the block's final kinetic energy
A person with normal eyesight uses a converging lens of focal length 10 cm. At what distance from the job he must hold the lens
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