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Question: During the spin cycle of your clothes washer, the tub rotates at a steady angular velocity of 34.7 rad/s. Find the angular displacement of the tub during a spin of 76.7 s, expressed both in radians and in revolutions.
A metal disk rotates on an axis through its center (I = 0.2 kg·m2) with angular velocity -3.3 radians/s, What is the resulting angular acceleration of the disk
After falling from rest from a height of 26.0 m, a 1.1 kg ball rebounds upward, reaching a height of 16.0 m. what average force was exerted on the ball
A rocket is projected upward from the earth's surface (r = RE) with an initial speed v0 that carries it to a distance r = 1.8 RE from the center of the earth. What is the launch speed v0
A simple harmonic oscillator has spring constant k = 6.6N/m , amplitude A = 12cm , and maximum speed 4.6m/s. What's the oscillator's speed when it's at x = 5.8cm
An empty rubber balloon has a mass of 0.0120kg. The balloon is filled with helium at 0oC, 1atm pressure, and a density of 0.179kg/m3, What is the magnitude of the buoyant force acting on the balloon
An energy of 39 joules is stored in a metal sphere. If a sparkcarrying 3 x 10-4 C discharges the metal sphere, find the sphere's electric potential before the discharge
Coherent light from a sodium-vapor lamp is passed through a filter that blocks everything except for light of a single wavelength. compute the wavelength of the light that falls on the slits
A 120 V ac voltage source is connected across a 2 muF capacitor. Find the current to the capacitor if the frequency of the source is 60 Hz. What is the power loss in the capacitor?
Two converging lenses, each of focal length 15.1 cm, are placed 40.4 cm apart, and an object is placed 30.0 cm in front of the first lens. What is the magnification of the system
A car traveling at 18 {rm m/s} runs out of gas while traveling up a 24.0^circ slope. How far up the hill will it coast before starting to roll back down.
I have a hill with a roller coaster cart on it and it goes down and around a loop-the-loop the radius of the loop is 10m Diameter=20m There is no friction, what is the height of the hill
A collision between two pucks on an air-hockey table. Puck A has a mass of 0.025 kg and is moving along the x-axis with a velocity of +5.5 m/s. It makes a collison with puck B, which has a mass of 0.050 kg and is initially at rest.
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