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Assume that when you ride on your 8.00-kgbike the weight of you and the bike is supported equally by the two tires. If the measure pressure in the tires is 71.5 lb/in2 and the area of contact among each tire and the road is 7.13 cm2, what is your weight?
Having found the minimum kinetic energy of an alpha particle inside a nucleus to be roughly 2.0 Mev, and given that the typical kinetic energy of an emitted alpha particle is 5.0 MeV, is actually possible for the alpha particle to have existed inside..
The mass of the Space Shuttle orbiter is 8.8 x 104 kgand the period of its orbit is 82 minutes. Estimate thekinetic energy of the orbiter and the work done on it by gravitybetween the launch and orbit. (
1. what is the equation for wavelength in terms of force?2. what wavelength is required to get 5 standing wave segments
A 120cm3 box contains helium at a pressure of 1.50atm and a temperature of 80.0?C. What is the initial thermal energy of each gas
Three objects, a disk, a spherical shell and a hoop of similar mass, M=10.0 kg, and same radius, R=5.0 cm, are released at rest from the top of an incline which makes an angle of 30o with horizon. The length of the incline is 10.0 m.
An iron bolt is used to connect two iron plates together. Thebolt must withstand shear forces up to about 3150 N. Calculate the minimum diameter for the bolt
the center of a 1.50 diameter spherical pocket of oil is 1.00 beneath the Earth's surface.Estimate by what percentage directly above the pocket of oil would differ from the expected value of for a uniform Earth?suppose the density of oil is 8.10^2 ..
Using the liquid drop model, plot on the same graph, as a function of A, in units of MeV/nucleon (a) the bulk or volume binding energy per nucleon, (b) the negative of the surface binding energy per nucleon,
The angular speed can be represented as ? = (rad/s)(1 rev/2p rad) = 2.53e7 rev/s. The electrons travel around a circle of radius .07m, 25 million times per second. What is the period of revolution of the electrons
A 7.80kg bullet moving at 575m/s strikes the hand of asuperhero causing the hand to move 5.50cm in the direction of thebullets velocity before stopping. Use work and energy considerations to find the averageforce that stops the bullet
A spaceship of mass 2.3×10^6kg is cruising at a speed of 6.0×10 ^6m/s when the antimatter reactor fails, blowing the ship into three pieces. What is the direction of the third piece
You are shining ultraviolet light on a gas of an unknown element. You know that an electron starts in a ground state with an energy of -18.20 eV. What is the energy of the first photon emitted
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