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A mass of 2.0 Kg hangs from a spring with a force constant of 50 N/m. an oscillating force F = (4.8N) cos[(3.0rad/s)t] is applied to the mass. What is the amplitude of the resulting oscillations? Neglect damping.
what magnitude of horizontal force must the person apply to keep it moving with constant velocity? c) If the person continued to push with the force used to start the motion, what would be the acceleration of the trunk.
At a certain time an object's position was observed to be 10 meters due west. 4 seconds later the position was observed to be 5 meters due east
Visible light passes through a diffraction grating that has 900 slits per centimeter, and the interference pattern is observed on a screen that is 2.56 m from the grating. In the first-order spectrum, maxima for two different wavelengths are separ..
Write down a function named as kineticEnergy() which determines the kinetic energy of an object in accordance with the following formula.
What lengths of ship three sides according to the observer
A major leaguer hits a baseball so that it leaves the bat at a speed of 28.0 m/s and at an angle of 35.3 degrees above the horizontal. Calculate the vertical component of the baseball's velocity
A 13.6 kg object on a horizontal frictionless surface is attached to a spring with k = 519 N/m. find the initial potential energy of the block-spring system
A pump, submerged at the bottom of a well that is 35m deep, is used to pump water uphill to a house that is 50m above the top of the well, as shown above. The density of the water is 1000 kg/m3. All pressures are gauge pressures. Top of well pipe to ..
In the bohr model of the hydrogen atom, an electron is the 6th excited state moves at a speed of 60km/s in a circular path having a radius of 2mm.
A parallel-plate air capacitor of area A= 10.0 cm2 and plate separation d= 3.20 mm is charged by a battery to a voltage 50.0 V, how much additional charge will flow from the battery onto the positive plate
what the electrostatic force acts on the proton.
The space shuttle performs a retro burn for 3.5min to go from an orbital velocity of 17,500mph to re-entry velocity of 5000mph.
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