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A 330 g air track cart on a horizontal air track is attatched to a string that goes over a pulley with a moment of inertia of 5.00*10^-6 kg*m^2 and a radius of 1.35 cm. A 255-g mass hangs from the other end of the string and is released. Find the acceleration of the cart and the hanging mass.
A soccer ball with mass 0.285kg is initially at rest and is kicked at an angle of 22.8 (degrees) with respect to the horizontal. What is the impulse received by the soccer ball during the kick
A 1.23 kg mass stretches a vertical spring .215m . If the springis stretched an additional /130m and released, how long does ittake to reach the new equalibrium position?
The force stretching the D string on a certain guitar is 6400N. The string's linear mass density is 0.01kg/m. What is the speed of waves on the string?
In an engine, a piston oscillates with simple harmonic motion so that its position varies according to the following expression, Find the period and amplitude of the motion
A sensitive gravimeter at a mountain observatory finds that the free-fall acceleration is 7.50×10?3 less than that at sea level. What is the observatory's altitude
A dipole (two equal and opposite charges) are placed 1 nm apart. What is the electric force on the -e charge due to the +e charge
To treat a burn on your hand, you decide to place an ice cube on the burned skin. How much heat is absorbed by the ice cube and resulting water
A 30.0- kg child swings on a playground swing 3.3 m long. What is the period of her motion, what is the period of the motion
A train has a speed of v = 66.5 km/h. If the acceleration experienced by the passengers is to be less than 0.35 g, find the smallest radius of curvature R acceptable for the track
Differences between these two jurisdictions in terms of how juveniles are treated, with the system in Bremen being more lenient and "diversion-oriented" and the one in Colorado being more "punitive."
Three point charges are fixed to rectangular coordinate system, Calculate the magnitude and direction of the net electrostatic force on the charge on the x-axis
A 42kg child decides to make a raft out of empty 1.0 L soda bottles and duct tape. what is the minimum number of bottles needed in order to keep the child dry
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