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A bullet with speed 199 m/s and mass 11 g is stuck in the sand bag that stands on a movable platform with mass 11 kg. After the collision platform + bag system is pressing the spring. Find how far the spring with stiffness 468 N/m is going to be pressed as a result of this collision. Give answer in cm.
During the spin cycle of your clothes washer, the tub rotates at a steady angular velocity of 37.5 rad/s. Find the angular displacement of the tub
The star Rho1 Cancri is 57 light-years from the earth and has a mass 0.85 times that of our sun. What is the orbital speed of the planet of Rho1 Cancri
A gun is fired with angle of elevation 30 degrees. The max height of the shell is 300 meters. What was the muzzle speed
Two forces act on a 6.00- kg object. One of the forces is 10.0N. If the object accelerates at 2.00 m/s 2, what is the greatest possible magnitue of the other force
A car with mass 1000kg traveling east at 25 (m/s) runs straight into a truck with mass 1500kg traveling west at 10 (m/s). How far do the vehicles slide
The energy eigenstates of the hydrogen atom are described by Schrödinger wavefunctions ?(r), where the energy of the ground state ?100(r)=-13.6eV. Determine the expectation value of the energy
An unknown gas has a mass of 1.36 kg and occupies a volumeof 0.628 cubic meters at 198 kPa and 35oC. Determine the gasconstant of this gas. Calculate the values of the specific volume and internalenergy of a liquid-vapor mixture of water at 100oC wi..
Determine the x and y components of the following three vectors in the xy plane. A 15-m displacement vector that makes an angle of 23° clockwisefrom the +y direction.
In a science fiction movie, a 100 g base ball travelling with a speed of 60 m/s and an electron travelling at a speed of 1.2 x 10^7 m/s, What is the momentum of the base ball
An object can move in either direction along a horizontal line (the + position axis). Assume that friction is so small that it can be neglected. Which graph corresponds to the force applied to the object that would produce the motion described?
A 4.0 kg mass is connected by a light cord to a 3.0kg mass ona smooth surface. The pulley rotates about a frictionlessaxle and has a moment of inertia of 0.5kg m^2 and a radius of.30m. Assuming that the cord does not slip on the pulley,
Given a tube closed at one end and 1m in length, which of the following wavelengths of sound would NOT produce a standing wave pattern in the tube at 23 degrees C?
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