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Consider the decay: 24 Cr 55 -> 25 Mn55 + e, The Cr 55 nucleus has a mass of 54.9279 u and the Mn 55 nucleus has a mass of 54.9244u.
(a) Calculate the mass difference between the two nuclei.
(b) What is the maximum kinetic energy of the emitted electrons?
A 15.0{rm cm}-diameter non-conducting sphere carries a total charge of 2.25 mu {rm C}, distributed uniformly throughout its volume. Graph the electric field E as a function of the distance r from the center of sphere from r = 0 to r = 30.0{rm{ cm}..
Unpolarized light passes through five successive Polaroid sheets, What is the intensity of the transmitted beam
a block on a frictionless horizontal surface is attached to a spring (k=30 N/m). the mass is displaced to the right of equilibrium and released from rest. calculate amplitude of oscillations
A frictionless pulley has the shape of a uniform solid disk of mass 2.1 and radius 10. A 1.10 stone is attached to a very light wire that is wrapped around rim of pulley and the system is released from rest.
At its highest temperature, a space heater has a resistance of 19.5 ohm, find the average power output of the space heater
A ball is launched directly upward from the ground level with an initial speed 24 m/s. What is the greats height reached by the ball
As a 5-kg block travels around a 0.6-m radius circle it has an angular speed of 14 rad/s. find The magnitude of its angular momentum around the origin
what is the magnitude of the electric field strength E such that an electron, What elecric field strength E is required if the electron is replaced by a proton
As part of a safety investigation, two 1200 {rm kg} cars traveling at 24 {rm m/s} are crashed into different barriers. Find the average forces exerted on (a) car that hits a line of water barrels and takes 1.80 {rm s} to stop, and (b) car that hits a..
A 75-kg trqampoline artist jumps vertically upward from the top of a platform with a speed of 5.00 m/s. (a) how fast is he going as he lands on the trampoline 3.0m below? (b) If the trampoline behaves like a spring of spring constant 5.2 x 10^4 N/..
A runner on a 100-m diameter circular track complete a full lap in 80s. What is the angular speed of the runner
A reporter in the press box looks at an angle of 10.0 below the horizontal to see second base, find the horizontal distance from the press box to second base
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