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A pipe open only at one end has a fundamental frequency of 256 Hz. A second pipe, initiallyidentical to the first pipe, is shortened by cutting off a portionof the open end. Now, when both pipes vibrate at their fundamental frequencies, a beat frequency of 12 hz is heard. How many centimeters were cut off the end of the second pipe? The speed of sound is 343 m/s.
Assume that a cement truck with a mass of 10,000 kg hits you while you were stopped at a traffic light, and that you are driving a Yugo with a mass of 750 kg. If the truck was traveling at 15 mph and the crash makes you stick together (you and the..
Light of wavelength 380 nm is incident on the face of a silica prism at an angle of 1 = 64.2 (with respect to the normal to the surface). Find the angle between the incident and emerging rays
A 5kg block initially at rest is pulled to the ight along a horizontal surface by a constant, force of 30N acting at 53 degrees above the horizontal. Find the net work done on the block
The drill pipe has an outer diameter of 75 mm, a wall thickness of 6 mm, and a weight of 0.8 kN/m. If it is subjected to a torque and axial load as shown, determine the principal stresses and maximum in-plane shear stress
A parallel-plate capacitor in air has a plate separation of 1.50 cmand a plate area of 25.0cm2. The plates arecharged to a potential difference of 2.50x102 V and disconnected from the source. The capacitor is then immersedin distilled water.
A spectral line from the left side of Saturn's rings, as you see them, Which way (direction) is Saturn rotating, and why
A disk of radius "r" and uniform surface charge density finalized_jax">\(\sigma\) spins with angular velocity %u03C9 about the y-axis
A physics student on Planet Exidor throws a ball, and it follows the parabolic trajectory, What was the ball's launch angle
A 0.145- kg baseball traveling 36.10 m/s is stopped in 0.143 s by a catcher's mitt. What is the average acceleration of the ball
An electron is accelerated from rest through a potential difference of 2.50 kV. What would be its de Broglie Wavelength
A U-shaped tube, open to the air on both ends, contains mercury. Water is poured into the left arm until the water column is 16.5cm deep.
A hand pump is being used to inflate a bicycle tire that has a gauge pressure of 36.9 psi. how far down must the piston be pushed before air will flow into the tire
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