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You have a 1.91-m-long stretched string with a mass of 19.3 g. When you oscillate the string at 440 Hz, which is the frequency of the standard A pitch that orchestras tune to, you observe transverse waves with a wavelength of 15.5 cm traveling along the string. Calculate the tension in the string.
ANS=_____N
An arc 14.0 cm in length on the circumfrence of a circle subtends an angle of 126 degrees. What is the radius of the cirlce
As a result of the distribution illustrate what is scotts basis in the a/r and land, and explain how much gain or loss does he recognize?
A pulsed proton beam is fireat a target each last 45.0ns and there 3.00 X 10^9 protons in each pulse, What is the average pressure on the beam spot during the pulse if the protons are absorbed by the target
Assume the system rotates in the yz plane about the x axis with an angular speed of 2 rad/s. Find out the moment of inertia of the system about the x axis.
An ?-particle has a charge of +2e and a mass of 6.64 × 10-27 kg. It is accelerated from rest through a potential difference that has a value of 1.75 × 106 V, what are the radius of its circular path
The potential equals 400 V at 1.00 m from a very large, flat dielectric sheet that carries a surface charge density of -1.00 x 10^-8 C/m2
A He-Ne laser beam with an intensity of 1.00 x 103 W/m2 is incident from air to water, Find the intensity of the beam transmitted into the water
Suppose that a simple pendulum consists of a small 58.0 g bob at the end of a cord of negligible mass. What is the pendulum's length
The mass of a roller-coaster car, including its passengers, is 495kg. Its speed at the bottom of the track in the figure below is 17.00 m/s. The radius of this section of track is r1 = 26 m. Find the force that a seat in the roller-coaster car exerts..
A particular satellite was placed in a circular orbit about 155 mi above Earth, Determine the time required for one complete revolution
A violinist is trying to tune her instrument to 512 Hz, but it is at 491. By what percent does she have to change the tension to tune the violin? Answer A) 1.2% B) 4.1% D) 8.7% E) 12.1% F) 14.5%
What is the initial (horizontal) velocity of the ball. An airplane needs to reach a velocity of 203 km/h to take off. On a 2000 m runway, what is the least acceleration necessary for the plane to take flight.
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