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Determine the speed, wavelength, and frequency of light from a helium-neon laser as it travels through plexiglas. The wavelength of the light from the laser is 632.8 nm in air and the index of refraction of plexiglas is 1.510.
The acceleration of a block attached to a spring is given by a = -(0.313 m/s2) cos([2.53 rad/s]t.) What is the maximum speed of the block
a bullet of mass mb kg is moving with a speed of v ms when it collides with a rod of mass mr and length l m. the rod is
A horizontal force of 250 N is applied to a stationary wooden box in one direction, What additional force is needed for the box to remain stationary
To pass a slow moving truck, you want your 1300 kilogram car to accelerate from 30.0 mph to 40 mph in 3 sec. Find the minimum power required for this pass
The change in the kinetic energy of the system
Two blocks are placed in contact on a horizontal frictionless surface. The smaller box has less mass than the larger box. A force F is applied to the small box as shown so that the boxes accelerate to the right.
At a factory, a noon whistle is sounding with a frequency of 480-Hz. As a car travelling at 79 km/h approaches the factory, the driver hears the whistle at frequency fi. After driving past the factory.
The string in a yo-yo is wound around an axle of radius 0.520 centimeter. Evaluate what is the speed of the yo-yo when it reaches the distance of 1.36 meter
A uniform can with mass M and height H is filled to the top with water. The initial mass of the water is 2M, What is the minimum height of the center of mass as the water drains out
The asteroid 243 Ida has a mass of about 4.0×1016 kg and an average radius of about 16 km, How long would it take for your rock to return and hit you in the back of the head
An airplane with a speed of 71.4 m/s is climbing upward at an angle of 49.5 ° with respect to the horizontal. When the plane's altitude is 692 m, the pilot releases a package. (a) Calculate the distance along the ground, measured from a point directl..
You take a set of measurements for the wavelengths and frequencies of standing waves on a string that is under a tension of 1.96 N. What is the linear mass density of the string
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