A proton follows the path shown in figure P21.74. Its initial
speed is
??=1.9∗106??.Vo=1.9∗10^6
m/s.what is...
A proton follows the path shown in figure P21.74. Its initial
speed is
??=1.9∗106??.Vo=1.9∗10^6
m/s.what is the protons speed as it passes through point P?
A proton has an initial velocity of 7.6 × 106 m/s in the
horizontal direction. It enters a uniform electric field of 8800
N/C directed vertically.
a) Ignoring gravitational effects, find the time it takes the
proton to travel 0.127 m horizontally. The mass of the proton is
1.6726 × 10−27 kg and the fundamental charge is 1.602 × 10−19 C .
Answer in units of ns.
b)What is the vertical displacement of the proton after the
electric field acts...
A proton with an initial velocity of 3.9 106 m/s enters a
parallel-plate capacitor at an angle of 46° through a small hole in
the bottom plate as shown in the figure below. If the plates are
separated by a distance
d = 2.1 cm,
what is the magnitude of the minimum electric field to prevent the
proton from hitting the top plate?
___ N/C
Compare your answer with the results obtained if the proton was
replaced with an electron...
An electron at point A in the figure has a speed of 1.42×10∧6 m/s.
(a) Find the direction of the magnetic field that will cause the electron to follow the semicircular path from A to B.
(b) Find the magnitude of the magnetic field that will cause the electron to follow the semicircular path from A to B.
(c) Find the time required for the electron to move from A to B.
(d) Find the direction of the magnetic field, that...
Calculate the final speed of an object if its initial
speed is 10 m / s. The object has a mass of 5 kg. Initially it has
a height of 20 meters, and it goes down to a height of 15 m. There
are no dissipative forces on the object.
Proton moving with V=2*106 m/s speed in a magnetic field of B=3T is under the effect of 4*10-12 N force. What is the angle between the magnetic field and the velocity of the proton.
A proton accelerates from rest in a uniform electric field of 610
N/C. At some later time, its speed is 1.4 106 m/s.
(a) Find the magnitude of the acceleration of the proton.
m/s2
(b) How long does it take the proton to reach this speed?
µs
(c) How far has it moved in that interval?
m
(d) What is its kinetic energy at the later time?
J
A proton is traveling with a speed of (4.010±0.018)× 10 5 m/s
.
Part A
With what maximum precision can its position be ascertained?
Express your answer using two significant figures. ?x?
____ m
a) Calculate the mean free path of a gas with an average speed
of 10 m/s with collision frequency of 10 s-1. b) Calculate the mean
free path of a gas with a density of 10 particles/cm3 and molecular
diameter of 0.1 nm. c) Calculate the mean free path of a gas in a 1
cm3 container with 10 molecules and molecular diameter of 0.1
nm.
A proton has an initial speed of 4.02E+5 m/s. What potential
difference is required to bring the proton to rest?
What potential difference is required to reduce the initial
speed of the proton by a factor of 3?
What potential difference is required to reduce the initial
kinetic energy of the proton by a factor of 3?