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A sound wave of frequency 1840 Hz., propagating through air at 0 degrees Celsius, has a pressure amplitude of 15.0 Pa. What is the maximum particle speed (in meters/second)?
A projectile is launched horizontally from a 30 m high cliff with a speed of 40.0 m/s. How far from the base of the cliff does the projectile hit the ground
The men's world record for the shot put, 23.12m, was set by Randy Barnes of the United States on May 20, 1990. If the shot was launched from 6 f above the ground at an initial angle of 42 degrees, what was its initial speed.
The wheel of a racing car is rotating at 200 rpm at a given instant of time. In the next minute it makes 100 revolutions. The angular acceleration of the wheel is
A small package rests on the horizontal dashboard of a car. If ?s = 0.275, what is the minimum acceleration of the car that will cause the package to slip off
A 350g object on a frictionless, horizontal lab table is pushed against a spring of force constant 40.0N/cm, How fast is the object moving when it has gained half of the spring's original stored energy
A 5.0-kg projectile is fired over level ground with a velocity of 200.0 m/s at an angle of 30.0 degg above the horizontal. Over the entire trip the work done by the air forces is
lab 4 involves the roller coaster and its physics. this simulation can be downloaded from granthams website under
Before landing astronauts on the moon, the Apollo 11 space vehicle was put into orbit around the moon. Calculate the ratio of densities (moon to earth)
A converging lens of focal length f1=11.0 cm is placed 52.0 cm to the left of a converging lens of focal length f2 = 22.0 cm. What is the overall magnification of the lens combination
A thin double convex glass lens with an index of 1.56 while surrounded by air has a 10 cm focal length. what is the focal length of the lens in water
A child is trying to stack two uniform wooden blocks, 12 cm in length, so they will protrude as much as possible over the edge of a table
What relationship can you infer about the directions of the electric field lines and equipotential lines, What is the potential of the conductor
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