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A water-skier is moving at a speed of 13.1 m/s. When she skis in the same direction as a traveling wave, she springs upward every 6 s because of the wave crests. When she skis in the direction opposite to the direction in which the wave moves, she springs upward every 3.8 s in response to the crests. The speed of the skier is greater than the speed of the wave.
(a) Determine the speed of the wave.
(b) Determine the wavelength of the wave.
A 15.0kg bucket of water is suspended by a rope of negligible weight that is wrapped around a solid cylinder 0.300m in diameter, What is the tension in the rope while the bucket is falling
A cubical block of wood 10cm on a side, floats at the interface between oil and water with its lower surface 1.50 cm below the surface
Two point charges of equal magnitude are 6.1 cm apart. At the midpoint of the line connecting them, their combined electric field has a magnitude of 37 N/C
A solenoid is to be constructed that will have a resistance of 5.00 ohms and produce a magnetic field of 0.0400 T at its center when it carries a current of 4.00 A. The solenoid will be made of wire that is 0.500 mm in diameter and have a radius that..
Your roommate is working on his bicycle and has the bike upside down. He spins the 70.0cm -diameter wheel, What is the pebble's acceleration
Consider the motion of a muon as it moves through the Earth's atmosphere. After a time ? = 2.20 multiply.gif 10-6 s, What is the speed of the muon
A passenger train is travelling at 31 m/s when the engineer sees a freight train 351 m ahead of his train travelling in the same direction on the same track. The freight train is moving at a speed of 5.6 m/s.
On vacation, your 1100 kg car pulls a 540 kg trailer away from a stop light with an acceleration of 2.10 m/s2. What is the net force acting on the car
Two large equipotent surfaces are flat and parallel and separated by a relatively small distance compared to their size. What is the direction of the electric field midway between the surfaces
On a workday the average decibel level of a busy street is 84 dB, with 100 cars passing a given point every minute. what is the decibel level of the street
The pilot of an airplane travelling 200 km/h wants to drop supplies to flood victims isolated on a patch of land 165m below. The supplies should be dropped how various seconds before plane is directly overhead.
A 10 N force acts on 5 kg object for 2.0s. What is the impulse of the force on the object, What is the change in momentum of the object
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