The potential energy at x = 8 m is -2000 V and at x = 2 m is +400 ...

[natalie2426]

The potential energy at x = 8 m is -2000 V and at x = 2 m is +400 V. What is the magnitude and direction of the electric field?
 
  A) 200 V/m directed parallel to the +x-axis
  B) 300 V/m directed parallel to the +x-axis
  C) 400 V/m directed parallel to the +x-axis
  D) 500 V/m directed parallel to the +x-axis
  E) 600 V/m directed parallel to the +x-axis

Question 2

What happens to the frequency of the scattered X-rays beam as the scattering angle in the Compton effect decreases?
 
  A) It stays the same.
  B) It decreases.
  C) It increases.
  D) Not enough information

[pami445]

Answer to Question 1

C

Answer to Question 2

C

[natalie2426]

Excellent

[epscape]

Thanks for the timely response, appreciate it