In a double slit experiment, if the separation between the two ...

[sc00by25]

In a double slit experiment, if the separation between the two slits is 0.050 mm and the distance from the slits to a screen is 2.
 
  5 m, find the spacing between the first-order and second-order bright fringes when coherent light of wavelength 600 nm illuminates the slits.
  A) 6.0 cm B) 3.0 cm C) 1.5 cm D) 4.5 cm E) 9.0 cm

Question 2

A cyclotron is designed with a magnet that produces a magnetic field of 1.2 T. When refurbished, the magnet is replaced by one that produces a 1.5-T field.
 
  How does the maximum kinetic energy achieved by the protons change compared to their previous maximum kinetic energy?
  A) It increases by 56.
  B) It decreases by 56.
  C) It does not change.
  D) It decreases by 25.
  E) It increases by 25.

[kingdude89]

Answer to Question 1

B

Answer to Question 2

A

[sc00by25]

Wow, this really help

[tranoy]

Thanks for the timely response, appreciate it