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A proton is fired from far away toward the nucleus of a mercury atom. Mercury is element number 80, and the diameter of the nucleus is 14.0 fm.
Part A If the proton is fired at a speed of 5.0 × 107 m/s, find its closest approach to the surface of the nucleus? Suppose the nucleus remains at rest.
A 3.00-g bullet, traveling horizontally with a velocity of magnitude 370 m/s, is fired into a wooden block with mass 0.800 kg, What is the decrease in kinetic energy of the bullet
Assume blue light (λ=500 nm) is used to decide the position of an electron to within the wavelength of the light. What will be the uncertainty in the electron’s velocity?
A hydrogen atom is in the ground state. It absorbs energy and makes a transition to the n = 6 excited state. What are the photon wavelengths of transitions
find static friction between the chair and the floor.
When a 3.00-kg object is hungvertically on a certain light spring described by Hooke's law, thespring stretches 3.01 cm. If the 3.00-kg object is removed, how far will the spring stretch if a 1.50-kg block is hung on it
An engine with an output of 300 W has an efficiency of 35.0 %. It works at 13.00 cycles/s. How much work is done in each cycle
a pendulum consists of a tin y bob of mass m attached to a uniform rod of mass m and length l. find the period of this
an object on a horizontal spring oscillates with a period of 1.20 s and an amplitude of 10.0 cm. at t 0 s the object
A 0.527 kg metal cylinder is placed inside the top of a plastic tube, the lower end of which is sealed off by an adjustable plunger, what is the initial acceleration of the metal cylinder
Suppose your hair grows at the rate of 1/31 inch per day. Find the rate at which it grows in nanometers per second
The threshold of dark-adapted (scotopic) vision is 8.0 ? 10-11 W/m2 at a central wavelength of 450 nm. how many photons per second enter the eye
In preparation for an experiment that you will do in your introductory nuclear physics lab, you are shown the inside of a Geiger tube. Calculate the capacitance of your tube
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