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1-state the relationship between a wave's velocity wavelength and frequency?
2- What is the principle of superposition?
3- The distance between two nodes or two antinodes in a standing wave is .............. Wavelength?
4- - The distance between an antinode and a node in a standing wave is .................. Wavelength?
5- A string, which has a mass of 0.50 kg and a length of 3.0 meters, is clamped on both ends. If the tension in the string is 25 Newtons, what are the lowest 3 natural frequencies of oscillation of the string? For each case, include a sketch of the standing wave pattern.
A 5.0 kg hanging weight is connected by a string over a pulley to a 9.0kg block sliding on a flat table. If the coefficient of sliding friction is 0.20; what is the rate of acceleration of the system?
a baseball is hit directly in line with an outfielder at an angleof 35 degrees above the horizontal with an initial velocity of 22m/s. find the initial separation between the batter and the outfielder
A child in a boat throws a 6.40kg package out horizontally with a speed of 10.0 m/s. determine the total work performed by the child
A small ball rolls horizontally off the edge of a tabletop of height h, How long is the ball in the air and What is its speed at the instant it leaves the table
You exert a force of 21 N on the head of a thumbtack. The head of the thumbtack has a radius of 5 mm. What is the pressure on your thumb
A loudspeaker is generating sound in a room. At a certain point, the sound waves coming directly from the speaker (without reflecting from the walls) create an intensity level of 75.1 dB. What is the total intensity level
The velocity of a 2.50 kg block sliding down a frictionless inclined plane is found to be 1.48 m/s.2.00 s later; it has a velocity of 8.68 m/s. What is the angle of the plane with respect to the horizontal?
A 0.16 gram spider hangs from the middle of the first thread of its future web. The thread makes an angle of 7.2o with the horizontal on both sides of the spider. Estimate what is the tension in the thread
A rifle with weight of 30N fires a 5.0g bullet with a speed of300m/s. find the recoil speed ofthe man and rifle
An arrow is shot straight up and returns to its original position in 6.8 seconds. Determine the arrow's initial velocity and the height that it reached at the peak of its flight
A single conducting loop of wire has an area of 8.8 x 10-4m2 and a resistance of 110 ohm. Determine at what rate must this field change
If our Sun were fourteen times as massive as it is, determine how many times faster or slower should the Earth move in order to remain in the similar orbit
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