Position of spot in oscilloscope

[delsoo]

Homework Statement

for this question, since direction of B and E are parallel, why the spot isn't situated in the middle? since sin 0 =0... or my concept is wrong ? can someone explain please?

Homework Equations

The Attempt at a Solution

 

[phinds]

1. Homework Statement

for this question ...

WHAT question ?

 

[delsoo]

WHAT question ?

http://imgur.com/mJ4mCxc,8SuAQEQ#1 (Questions)

http://imgur.com/mJ4mCxc,8SuAQEQ#0 (Answer is D)

 

[berkeman]

Homework Statement

for this question, since direction of B and E are parallel, why the spot isn't situated in the middle? since sin 0 =0... or my concept is wrong ? can someone explain please?

Homework Equations

The Attempt at a Solution

We ask for the Relevant Equations in the HH Template for a reason. What is the equation for the Lorentz force? How does that help you solve this question?

 

[delsoo]

We ask for the Relevant Equations in the HH Template for a reason. What is the equation for the Lorentz force? How does that help you solve this question?

can you expalin further?

 

[berkeman]

can you expalin further?

Nope. Not until you show some effort on your part. What do you think would be a good way for you to learn about the Lorentz Force, so that you can easily solve your homework problem?