Question

A beam of electrons is undeflected when passing through perpendicular electric and magnetic fields of magnitude...

A beam of electrons is undeflected when passing through perpendicular electric and magnetic fields of magnitude 8.8E3 N/C and 3.5E-3 T, respectively.

a) What is the relationship between the electric and magnetic forces acting on these electrons?

b) Calculate the speed of the electrons.

c) Suppose a beam of alpha particles was used instead? By what factor would the speed change?

Science   Physics   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

0 0
Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
) A beam of electrons is accelerated through a potential difference of dV before entering a...
) A beam of electrons is accelerated through a potential difference of dV before entering a region having uniform electric and magnetic fields that are perpendicular to each other and perpendicular to the direction in which the electron is moving. a) What is the speed with which the electrons enter the region?
A proton enters a region in which there are both electric and magnetic fields. The fields...
A proton enters a region in which there are both electric and magnetic fields. The fields are both uniform and their directions are mutually perpendicular. The velocity of the proton does not change as it moves through this region. Which of the following is a possible explanation for this observation? Question 2 options: a) The proton's velocity is perpendicular to both the electric and magnetic fields and has a magnitude equal to B/E. b) The proton's velocity is parallel to...
A velocity selector uses a 66 mT magnetic field perpendicular to a 25 kN/C electric field....
A velocity selector uses a 66 mT magnetic field perpendicular to a 25 kN/C electric field. At what speed will charged particles pass through the selector undeflected? (m/s)
A proton travels through uniform magnetic and electric fields. The magnetic field is in the negative...
A proton travels through uniform magnetic and electric fields. The magnetic field is in the negative x direction and has a magnitude of 3.31 mT. At one instant the velocity of the proton is in the positive y direction and has a magnitude of 2560 m/s. At that instant, what is the magnitude of the net force acting on the proton if the electric field is (a) in the positive z direction and has a magnitude of 5.15 V/m, (b)...
A proton travels through uniform magnetic and electric fields. The magnetic field is in the negative...
A proton travels through uniform magnetic and electric fields. The magnetic field is in the negative x direction and has a magnitude of 2.14 mT. At one instant the velocity of the proton is in the positive y direction and has a magnitude of 1560 m/s. At that instant, what is the magnitude of the net force acting on the proton if the electric field is (a) in the positive z direction and has a magnitude of 4.35 V/m, (b)...
A proton travels through uniform magnetic and electric fields. The magnetic field is in the negative...
A proton travels through uniform magnetic and electric fields. The magnetic field is in the negative x direction and has a magnitude of 1.96 mT. At one instant the velocity of the proton is in the positive y direction and has a magnitude of 2060 m/s. At that instant, what is the magnitude of the net force acting on the proton if the electric field is (a) in the positive z direction and has a magnitude of 3.64 V/m, (b)...
A beam of electrons traveling horizontally with an initial speed of vi = 3.0 x 107...
A beam of electrons traveling horizontally with an initial speed of vi = 3.0 x 107 m/s enters a uniform, vertically upward electric field with magnitude E = 2.0 x 104 N/C between the deflection plates of an oscilloscope, as shown in the figure. The initial velocity of the electrons is perpendicular to the field. The plates are d = 4.0 cm long. Ignoring all forces apart from the electrostatic interactions, calculate the magnitude and direction of the velocity of...
Part A: What is the speed of a beam of electrons when the simultaneous influence of...
Part A: What is the speed of a beam of electrons when the simultaneous influence of an electric field of 1.60×104 V/m and a magnetic field of 4.62×10−3 T, with both fields normal to the beam and to each other, produces no deflection of the electrons? Part B: WHen the electric field is removed, what is the radius of the electron orbit? Part C: What is the period of the orbit?
a) What is the charge-to-mass ratio of a particle traveling 3.60 x 105 m/s that is...
a) What is the charge-to-mass ratio of a particle traveling 3.60 x 105 m/s that is deflected in an arc or radius 7.40 cm as it travels through a magnetic field of 0.610 T ? answer in the format of a.bc x 10d C/kg b) An alpha particle travels through a magnetic field of 0.422 T perpendicular to the field. If the radius of arc of the deflected particle is 1.50 x 10-3 m, what was the speed of the...
An electron moves undeflected through an electric field and magnetic field, traveling at v = 170,000...
An electron moves undeflected through an electric field and magnetic field, traveling at v = 170,000 m/s. If the electric field strength E = 1.7 x 10^6 N/C, what is the magnitude of the magnetic field B?
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT