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A standing wave of the second overtone (counting from the n = 1 fundamental frequency being the \zero" overtone) is induced in a stopped pipe, 1.2 m long. The speed of sound is 340 m/s. What is the frequency of the sound produced by the pipe?
(a) 213 Hz(b) 70.8 Hz(c) 354 Hz(d) 425 Hz(e) 708 Hz(f) None of the above are within 2% of the correct answer.
If the difference in pressure on the two sides of a closed door of area 2m^2 is 0.01 atm, what is the net force on the door
A ball is dropped out of a window near the top of a building. If the ball accelerates toward the ground at a rate of 9.8 , what is its velocity when it has fallen 4.00m
A square loop of side length 100 mm is placed on a wooden table in a uniform magnetic field of magnitude 0.49T. The greatest magnetic flux during the loop is measured when the loop is flat on the table.
The nucleus of an atom has a mass of 3.80 x 10^-25 Kg and is at rest. The nucleus is radioactive and suddenly ejects a particle of mass 6.6 x 10^-27 v Kg and Speed 1.5 x 10^7 m/s. Find the recoil speed of the nucleus that is left behind.
A laboratory magnet (see the figure) with a field B = 0.15 T over an effective area 18.0 cm in diameter exerts a force on a current-carrying wire that crosses between the pole faces at right angles to the field. What is the magnitude of the force o..
If the accelerating plates are 1.05 cm apart, and have a potential difference of 2.65×104 V, Find the change in electric potential energy for an electron
A spherical balloon of volume 3.94 103 cm3 contains helium at a pressure of 1.15 105 Pa. How many moles of helium are in the balloon if the average kinetic energy of the helium atoms is 3.60 10-22 J?
Illustrate a new gravitational potential energy
A flat curve on a highway has a radius of 290 meter. A car rounds the curve at a speed of 22.0 m/s. Find the minimum coefficient of friction that will prevent sliding
A photon with an initial wavelength of 1.150×10-11 m Compton scatters from an electron which is initially at rest. What is the kinetic energy of the scattered electron
The orbital radius of a planet about the sun is a) greater when the period of revolution is shorter b) greater when the period of revolution is longer c) greater when the mass is greater d) independent of the period of revolution e) greater when the ..
The tube is submerged in a large, graduated cylinder filled with water. The tube is slowly raised out of the water and the same tuning fork, vibrating with frequency fo. is held a fixed distance from the top of the tube. Determine the height h of ..
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