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(a) What length of pipe open at both ends has a fundamental frequency of 3.77 102 Hz? Find the first overtone.
(b) If the one end of this pipe is now closed, what is the new fundamental frequency? Find the first overtone.
(c) If the pipe is open at one end only, how many harmonics are possible in the normal hearing range from 20 to 20000 Hz?
A diver beneath the surface of water in a lake looks up at 27 degrees from the vertical to see a life ring floating on the surface. How far is the base of the smokestack from the life ring
The occupant of a small vechical hears a frequency of 1.5x10^3 Hz emitted from a stationary space buoy, What is the speed of sound on the planet
A DNA molecule (deoxyribonucleic acid) is 2.35 ?m long. The ends of the molecule be-come singly ionized so that there is ?1.60×10^?19 C on one end and +1.60 × 10^?19 C on the other. The helical molecule acts as a spring and compresses 1.50 percent..
A steel ball of mass 0.400 kg is fastened to a cord that is 80.0 cm long and fixed at the far end. The ball is then released when the cord is horizontal. At the bottom of its path, the ball strikes a 3.00 kg steel block initially at rest on a fric..
A 25 kg block slides down an inclined ramp. The ramp makes an angle of 165 degrees clockwise from the horizontal. What is the magnitude of the gravitational force on the block
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An LC circuit has zero resistance, no battery, a capacitor C=66microFarads, and an inductor L=0.7H connected in a simple loop. The capacitor and inductor store a compined total energy of U=24microJoules. What is the maximum magnetic field inside th..
A 2 200-kg pile driver is used to drive a steel I-beam into the ground. calculate the average force the beam exerts on the pile driver while the pile driver is brought to rest
A hydrogen atom in the ground state absorbs a 13.06eV photon. find the wavelength of the photon emitted in this quantum jump
An average emf of 32 V is induced in a circuit in which the current drops from 10 to 2 A in 0.1 s. What is the inductance of the circuit
A capacitor C stores charge Q when there is a potential difference V. When a potential difference of V + 12.5Volts is used, an extra 45.50 microC of charge is stored. What is the capacitance C.
Electrons are injected into a chamber with a B field of 10T at a velocity of 10^7 m/s, the electrons will go into cyclotron orbit. What is the direction of the orbit
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